20408965150

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{7001}}^1\times {\mathrm{8329}}^1$

素因数の和:15349

約数の個数: 48

約数和(自身を含む): 43395035040

約数和(自身を除く): 22986069890

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 70, 175, 350, 7001, 8329, 14002, 16658, 35005, 41645, 49007, 58303, 70010, 83290, 98014, 116606, 175025, 208225, 245035, 291515, 350050, 416450, 490070, 583030, 1225175, 1457575, 2450350, 2915150, 58311329, 116622658, 291556645, 408179303, 583113290, 816358606, 1457783225, 2040896515, 2915566450, 4081793030, 10204482575, 20408965150]

約数ペア:

[(1, 20408965150), (2, 10204482575), (5, 4081793030), (7, 2915566450), (10, 2040896515), (14, 1457783225), (25, 816358606), (35, 583113290), (50, 408179303), (70, 291556645), (175, 116622658), (350, 58311329), (7001, 2915150), (8329, 2450350), (14002, 1457575), (16658, 1225175), (35005, 583030), (41645, 490070), (49007, 416450), (58303, 350050), (70010, 291515), (83290, 245035), (98014, 208225), (116606, 175025)]