20022000

素因数分解:

$2^4\times 3^1\times 5^3\times {\mathrm{47}}^1\times {\mathrm{71}}^1$

素因数の和:144

約数の個数: 160

約数和(自身を含む): 66852864

約数和(自身を除く): 46830864

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 40, 47, 48, 50, 60, 71, 75, 80, 94, 100, 120, 125, 141, 142, 150, 188, 200, 213, 235, 240, 250, 282, 284, 300, 355, 375, 376, 400, 426, 470, 500, 564, 568, 600, 705, 710, 750, 752, 852, 940, 1000, 1065, 1128, 1136, 1175, 1200, 1410, 1420, 1500, 1704, 1775, 1880, 2000, 2130, 2256, 2350, 2820, 2840, 3000, 3337, 3408, 3525, 3550, 3760, 4260, 4700, 5325, 5640, 5680, 5875, 6000, 6674, 7050, 7100, 8520, 8875, 9400, 10011, 10650, 11280, 11750, 13348, 14100, 14200, 16685, 17040, 17625, 17750, 18800, 20022, 21300, 23500, 26625, 26696, 28200, 28400, 33370, 35250, 35500, 40044, 42600, 47000, 50055, 53250, 53392, 56400, 66740, 70500, 71000, 80088, 83425, 85200, 94000, 100110, 106500, 133480, 141000, 142000, 160176, 166850, 200220, 213000, 250275, 266960, 282000, 333700, 400440, 417125, 426000, 500550, 667400, 800880, 834250, 1001100, 1251375, 1334800, 1668500, 2002200, 2502750, 3337000, 4004400, 5005500, 6674000, 10011000, 20022000]

約数ペア:

[(1, 20022000), (2, 10011000), (3, 6674000), (4, 5005500), (5, 4004400), (6, 3337000), (8, 2502750), (10, 2002200), (12, 1668500), (15, 1334800), (16, 1251375), (20, 1001100), (24, 834250), (25, 800880), (30, 667400), (40, 500550), (47, 426000), (48, 417125), (50, 400440), (60, 333700), (71, 282000), (75, 266960), (80, 250275), (94, 213000), (100, 200220), (120, 166850), (125, 160176), (141, 142000), (142, 141000), (150, 133480), (188, 106500), (200, 100110), (213, 94000), (235, 85200), (240, 83425), (250, 80088), (282, 71000), (284, 70500), (300, 66740), (355, 56400), (375, 53392), (376, 53250), (400, 50055), (426, 47000), (470, 42600), (500, 40044), (564, 35500), (568, 35250), (600, 33370), (705, 28400), (710, 28200), (750, 26696), (752, 26625), (852, 23500), (940, 21300), (1000, 20022), (1065, 18800), (1128, 17750), (1136, 17625), (1175, 17040), (1200, 16685), (1410, 14200), (1420, 14100), (1500, 13348), (1704, 11750), (1775, 11280), (1880, 10650), (2000, 10011), (2130, 9400), (2256, 8875), (2350, 8520), (2820, 7100), (2840, 7050), (3000, 6674), (3337, 6000), (3408, 5875), (3525, 5680), (3550, 5640), (3760, 5325), (4260, 4700)]