20177848700

素因数分解:

$2^2\times 5^2\times {\mathrm{4211}}^1\times {\mathrm{47917}}^1$

素因数の和:52142

約数の個数: 36

約数和(自身を含む): 43797243672

約数和(自身を除く): 23619394972

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 4211, 8422, 16844, 21055, 42110, 47917, 84220, 95834, 105275, 191668, 210550, 239585, 421100, 479170, 958340, 1197925, 2395850, 4791700, 201778487, 403556974, 807113948, 1008892435, 2017784870, 4035569740, 5044462175, 10088924350, 20177848700]

約数ペア:

[(1, 20177848700), (2, 10088924350), (4, 5044462175), (5, 4035569740), (10, 2017784870), (20, 1008892435), (25, 807113948), (50, 403556974), (100, 201778487), (4211, 4791700), (8422, 2395850), (16844, 1197925), (21055, 958340), (42110, 479170), (47917, 421100), (84220, 239585), (95834, 210550), (105275, 191668)]