86891620

素因数分解:

$2^2\times 5^1\times {\mathrm{739}}^1\times {\mathrm{5879}}^1$

素因数の和:6627

約数の個数: 24

約数和(自身を含む): 182750400

約数和(自身を除く): 95858780

約数列:

[1, 2, 4, 5, 10, 20, 739, 1478, 2956, 3695, 5879, 7390, 11758, 14780, 23516, 29395, 58790, 117580, 4344581, 8689162, 17378324, 21722905, 43445810, 86891620]

約数ペア:

[(1, 86891620), (2, 43445810), (4, 21722905), (5, 17378324), (10, 8689162), (20, 4344581), (739, 117580), (1478, 58790), (2956, 29395), (3695, 23516), (5879, 14780), (7390, 11758)]