9927380

素因数分解:

$2^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{3571}}^1$

素因数の和:3719

約数の個数: 24

約数和(自身を含む): 21003360

約数和(自身を除く): 11075980

約数列:

[1, 2, 4, 5, 10, 20, 139, 278, 556, 695, 1390, 2780, 3571, 7142, 14284, 17855, 35710, 71420, 496369, 992738, 1985476, 2481845, 4963690, 9927380]

約数ペア:

[(1, 9927380), (2, 4963690), (4, 2481845), (5, 1985476), (10, 992738), (20, 496369), (139, 71420), (278, 35710), (556, 17855), (695, 14284), (1390, 7142), (2780, 3571)]