105162020

素因数分解:

$2^2\times 5^1\times {\mathrm{1997}}^1\times {\mathrm{2633}}^1$

素因数の和:4639

約数の個数: 24

約数和(自身を含む): 221034744

約数和(自身を除く): 115872724

約数列:

[1, 2, 4, 5, 10, 20, 1997, 2633, 3994, 5266, 7988, 9985, 10532, 13165, 19970, 26330, 39940, 52660, 5258101, 10516202, 21032404, 26290505, 52581010, 105162020]

約数ペア:

[(1, 105162020), (2, 52581010), (4, 26290505), (5, 21032404), (10, 10516202), (20, 5258101), (1997, 52660), (2633, 39940), (3994, 26330), (5266, 19970), (7988, 13165), (9985, 10532)]