30979700

素因数分解:

$2^2\times 5^2\times {\mathrm{309797}}^1$

素因数の和:309811

約数の個数: 18

約数和(自身を含む): 67226166

約数和(自身を除く): 36246466

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 309797, 619594, 1239188, 1548985, 3097970, 6195940, 7744925, 15489850, 30979700]

約数ペア:

[(1, 30979700), (2, 15489850), (4, 7744925), (5, 6195940), (10, 3097970), (20, 1548985), (25, 1239188), (50, 619594), (100, 309797)]