19930060

素因数分解:

$2^2\times 5^1\times {\mathrm{499}}^1\times {\mathrm{1997}}^1$

素因数の和:2505

約数の個数: 24

約数和(自身を含む): 41958000

約数和(自身を除く): 22027940

約数列:

[1, 2, 4, 5, 10, 20, 499, 998, 1996, 1997, 2495, 3994, 4990, 7988, 9980, 9985, 19970, 39940, 996503, 1993006, 3986012, 4982515, 9965030, 19930060]

約数ペア:

[(1, 19930060), (2, 9965030), (4, 4982515), (5, 3986012), (10, 1993006), (20, 996503), (499, 39940), (998, 19970), (1996, 9985), (1997, 9980), (2495, 7988), (3994, 4990)]