97678180

素因数分解:

$2^2\times 5^1\times {\mathrm{1399}}^1\times {\mathrm{3491}}^1$

素因数の和:4899

約数の個数: 24

約数和(自身を含む): 205329600

約数和(自身を除く): 107651420

約数列:

[1, 2, 4, 5, 10, 20, 1399, 2798, 3491, 5596, 6982, 6995, 13964, 13990, 17455, 27980, 34910, 69820, 4883909, 9767818, 19535636, 24419545, 48839090, 97678180]

約数ペア:

[(1, 97678180), (2, 48839090), (4, 24419545), (5, 19535636), (10, 9767818), (20, 4883909), (1399, 69820), (2798, 34910), (3491, 27980), (5596, 17455), (6982, 13990), (6995, 13964)]