20011890000

素因数分解:

$2^4\times 3^1\times 5^4\times {\mathrm{17}}^1\times {\mathrm{39239}}^1$

素因数の和:39287

約数の個数: 200

約数和(自身を含む): 68402854080

約数和(自身を除く): 48390964080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 25, 30, 34, 40, 48, 50, 51, 60, 68, 75, 80, 85, 100, 102, 120, 125, 136, 150, 170, 200, 204, 240, 250, 255, 272, 300, 340, 375, 400, 408, 425, 500, 510, 600, 625, 680, 750, 816, 850, 1000, 1020, 1200, 1250, 1275, 1360, 1500, 1700, 1875, 2000, 2040, 2125, 2500, 2550, 3000, 3400, 3750, 4080, 4250, 5000, 5100, 6000, 6375, 6800, 7500, 8500, 10000, 10200, 10625, 12750, 15000, 17000, 20400, 21250, 25500, 30000, 31875, 34000, 39239, 42500, 51000, 63750, 78478, 85000, 102000, 117717, 127500, 156956, 170000, 196195, 235434, 255000, 313912, 392390, 470868, 510000, 588585, 627824, 667063, 784780, 941736, 980975, 1177170, 1334126, 1569560, 1883472, 1961950, 2001189, 2354340, 2668252, 2942925, 3139120, 3335315, 3923900, 4002378, 4708680, 4904875, 5336504, 5885850, 6670630, 7847800, 8004756, 9417360, 9809750, 10005945, 10673008, 11771700, 13341260, 14714625, 15695600, 16009512, 16676575, 19619500, 20011890, 23543400, 24524375, 26682520, 29429250, 32019024, 33353150, 39239000, 40023780, 47086800, 49048750, 50029725, 53365040, 58858500, 66706300, 73573125, 78478000, 80047560, 83382875, 98097500, 100059450, 117717000, 133412600, 147146250, 160095120, 166765750, 196195000, 200118900, 235434000, 250148625, 266825200, 294292500, 333531500, 392390000, 400237800, 416914375, 500297250, 588585000, 667063000, 800475600, 833828750, 1000594500, 1177170000, 1250743125, 1334126000, 1667657500, 2001189000, 2501486250, 3335315000, 4002378000, 5002972500, 6670630000, 10005945000, 20011890000]

約数ペア:

[(1, 20011890000), (2, 10005945000), (3, 6670630000), (4, 5002972500), (5, 4002378000), (6, 3335315000), (8, 2501486250), (10, 2001189000), (12, 1667657500), (15, 1334126000), (16, 1250743125), (17, 1177170000), (20, 1000594500), (24, 833828750), (25, 800475600), (30, 667063000), (34, 588585000), (40, 500297250), (48, 416914375), (50, 400237800), (51, 392390000), (60, 333531500), (68, 294292500), (75, 266825200), (80, 250148625), (85, 235434000), (100, 200118900), (102, 196195000), (120, 166765750), (125, 160095120), (136, 147146250), (150, 133412600), (170, 117717000), (200, 100059450), (204, 98097500), (240, 83382875), (250, 80047560), (255, 78478000), (272, 73573125), (300, 66706300), (340, 58858500), (375, 53365040), (400, 50029725), (408, 49048750), (425, 47086800), (500, 40023780), (510, 39239000), (600, 33353150), (625, 32019024), (680, 29429250), (750, 26682520), (816, 24524375), (850, 23543400), (1000, 20011890), (1020, 19619500), (1200, 16676575), (1250, 16009512), (1275, 15695600), (1360, 14714625), (1500, 13341260), (1700, 11771700), (1875, 10673008), (2000, 10005945), (2040, 9809750), (2125, 9417360), (2500, 8004756), (2550, 7847800), (3000, 6670630), (3400, 5885850), (3750, 5336504), (4080, 4904875), (4250, 4708680), (5000, 4002378), (5100, 3923900), (6000, 3335315), (6375, 3139120), (6800, 2942925), (7500, 2668252), (8500, 2354340), (10000, 2001189), (10200, 1961950), (10625, 1883472), (12750, 1569560), (15000, 1334126), (17000, 1177170), (20400, 980975), (21250, 941736), (25500, 784780), (30000, 667063), (31875, 627824), (34000, 588585), (39239, 510000), (42500, 470868), (51000, 392390), (63750, 313912), (78478, 255000), (85000, 235434), (102000, 196195), (117717, 170000), (127500, 156956)]