20215402550

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{131}}^1\times {\mathrm{440903}}^1$

素因数の和:441053

約数の個数: 48

約数和(自身を含む): 43300300032

約数和(自身を除く): 23084897482

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 70, 131, 175, 262, 350, 655, 917, 1310, 1834, 3275, 4585, 6550, 9170, 22925, 45850, 440903, 881806, 2204515, 3086321, 4409030, 6172642, 11022575, 15431605, 22045150, 30863210, 57758293, 77158025, 115516586, 154316050, 288791465, 404308051, 577582930, 808616102, 1443957325, 2021540255, 2887914650, 4043080510, 10107701275, 20215402550]

約数ペア:

[(1, 20215402550), (2, 10107701275), (5, 4043080510), (7, 2887914650), (10, 2021540255), (14, 1443957325), (25, 808616102), (35, 577582930), (50, 404308051), (70, 288791465), (131, 154316050), (175, 115516586), (262, 77158025), (350, 57758293), (655, 30863210), (917, 22045150), (1310, 15431605), (1834, 11022575), (3275, 6172642), (4585, 4409030), (6550, 3086321), (9170, 2204515), (22925, 881806), (45850, 440903)]