9939620

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{9377}}^1$

素因数の和:9439

約数の個数: 24

約数和(自身を含む): 21269304

約数和(自身を除く): 11329684

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 212, 265, 530, 1060, 9377, 18754, 37508, 46885, 93770, 187540, 496981, 993962, 1987924, 2484905, 4969810, 9939620]

約数ペア:

[(1, 9939620), (2, 4969810), (4, 2484905), (5, 1987924), (10, 993962), (20, 496981), (53, 187540), (106, 93770), (212, 46885), (265, 37508), (530, 18754), (1060, 9377)]