22680610

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{197}}^1\times {\mathrm{397}}^1$

素因数の和:630

約数の個数: 32

約数和(自身を含む): 42554160

約数和(自身を除く): 19873550

約数列:

[1, 2, 5, 10, 29, 58, 145, 197, 290, 394, 397, 794, 985, 1970, 1985, 3970, 5713, 11426, 11513, 23026, 28565, 57130, 57565, 78209, 115130, 156418, 391045, 782090, 2268061, 4536122, 11340305, 22680610]

約数ペア:

[(1, 22680610), (2, 11340305), (5, 4536122), (10, 2268061), (29, 782090), (58, 391045), (145, 156418), (197, 115130), (290, 78209), (394, 57565), (397, 57130), (794, 28565), (985, 23026), (1970, 11513), (1985, 11426), (3970, 5713)]