20219018680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{4247693}}^1$

素因数の和:4247728

約数の個数: 64

約数和(自身を含む): 55050114240

約数和(自身を除く): 34831095560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 28, 34, 35, 40, 56, 68, 70, 85, 119, 136, 140, 170, 238, 280, 340, 476, 595, 680, 952, 1190, 2380, 4760, 4247693, 8495386, 16990772, 21238465, 29733851, 33981544, 42476930, 59467702, 72210781, 84953860, 118935404, 144421562, 148669255, 169907720, 237870808, 288843124, 297338510, 361053905, 505475467, 577686248, 594677020, 722107810, 1010950934, 1189354040, 1444215620, 2021901868, 2527377335, 2888431240, 4043803736, 5054754670, 10109509340, 20219018680]

約数ペア:

[(1, 20219018680), (2, 10109509340), (4, 5054754670), (5, 4043803736), (7, 2888431240), (8, 2527377335), (10, 2021901868), (14, 1444215620), (17, 1189354040), (20, 1010950934), (28, 722107810), (34, 594677020), (35, 577686248), (40, 505475467), (56, 361053905), (68, 297338510), (70, 288843124), (85, 237870808), (119, 169907720), (136, 148669255), (140, 144421562), (170, 118935404), (238, 84953860), (280, 72210781), (340, 59467702), (476, 42476930), (595, 33981544), (680, 29733851), (952, 21238465), (1190, 16990772), (2380, 8495386), (4760, 4247693)]