20197574200

素因数分解:

$2^3\times 5^2\times {\mathrm{17}}^2\times {\mathrm{23}}^1\times {\mathrm{15193}}^1$

素因数の和:15266

約数の個数: 144

約数和(自身を含む): 52056467280

約数和(自身を除く): 31858893080

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 23, 25, 34, 40, 46, 50, 68, 85, 92, 100, 115, 136, 170, 184, 200, 230, 289, 340, 391, 425, 460, 575, 578, 680, 782, 850, 920, 1150, 1156, 1445, 1564, 1700, 1955, 2300, 2312, 2890, 3128, 3400, 3910, 4600, 5780, 6647, 7225, 7820, 9775, 11560, 13294, 14450, 15193, 15640, 19550, 26588, 28900, 30386, 33235, 39100, 53176, 57800, 60772, 66470, 75965, 78200, 121544, 132940, 151930, 166175, 258281, 265880, 303860, 332350, 349439, 379825, 516562, 607720, 664700, 698878, 759650, 1033124, 1291405, 1329400, 1397756, 1519300, 1747195, 2066248, 2582810, 2795512, 3038600, 3494390, 4390777, 5165620, 5940463, 6457025, 6988780, 8735975, 8781554, 10331240, 11880926, 12914050, 13977560, 17471950, 17563108, 21953885, 23761852, 25828100, 29702315, 34943900, 35126216, 43907770, 47523704, 51656200, 59404630, 69887800, 87815540, 100987871, 109769425, 118809260, 148511575, 175631080, 201975742, 219538850, 237618520, 297023150, 403951484, 439077700, 504939355, 594046300, 807902968, 878155400, 1009878710, 1188092600, 2019757420, 2524696775, 4039514840, 5049393550, 10098787100, 20197574200]

約数ペア:

[(1, 20197574200), (2, 10098787100), (4, 5049393550), (5, 4039514840), (8, 2524696775), (10, 2019757420), (17, 1188092600), (20, 1009878710), (23, 878155400), (25, 807902968), (34, 594046300), (40, 504939355), (46, 439077700), (50, 403951484), (68, 297023150), (85, 237618520), (92, 219538850), (100, 201975742), (115, 175631080), (136, 148511575), (170, 118809260), (184, 109769425), (200, 100987871), (230, 87815540), (289, 69887800), (340, 59404630), (391, 51656200), (425, 47523704), (460, 43907770), (575, 35126216), (578, 34943900), (680, 29702315), (782, 25828100), (850, 23761852), (920, 21953885), (1150, 17563108), (1156, 17471950), (1445, 13977560), (1564, 12914050), (1700, 11880926), (1955, 10331240), (2300, 8781554), (2312, 8735975), (2890, 6988780), (3128, 6457025), (3400, 5940463), (3910, 5165620), (4600, 4390777), (5780, 3494390), (6647, 3038600), (7225, 2795512), (7820, 2582810), (9775, 2066248), (11560, 1747195), (13294, 1519300), (14450, 1397756), (15193, 1329400), (15640, 1291405), (19550, 1033124), (26588, 759650), (28900, 698878), (30386, 664700), (33235, 607720), (39100, 516562), (53176, 379825), (57800, 349439), (60772, 332350), (66470, 303860), (75965, 265880), (78200, 258281), (121544, 166175), (132940, 151930)]