210855940

素因数分解:

$2^2\times 5^1\times {\mathrm{1279}}^1\times {\mathrm{8243}}^1$

素因数の和:9531

約数の個数: 24

約数和(自身を含む): 443197440

約数和(自身を除く): 232341500

約数列:

[1, 2, 4, 5, 10, 20, 1279, 2558, 5116, 6395, 8243, 12790, 16486, 25580, 32972, 41215, 82430, 164860, 10542797, 21085594, 42171188, 52713985, 105427970, 210855940]

約数ペア:

[(1, 210855940), (2, 105427970), (4, 52713985), (5, 42171188), (10, 21085594), (20, 10542797), (1279, 164860), (2558, 82430), (5116, 41215), (6395, 32972), (8243, 25580), (12790, 16486)]