20209810

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{227}}^1\times {\mathrm{307}}^1$

素因数の和:570

約数の個数: 32

約数和(自身を含む): 37920960

約数和(自身を除く): 17711150

約数列:

[1, 2, 5, 10, 29, 58, 145, 227, 290, 307, 454, 614, 1135, 1535, 2270, 3070, 6583, 8903, 13166, 17806, 32915, 44515, 65830, 69689, 89030, 139378, 348445, 696890, 2020981, 4041962, 10104905, 20209810]

約数ペア:

[(1, 20209810), (2, 10104905), (5, 4041962), (10, 2020981), (29, 696890), (58, 348445), (145, 139378), (227, 89030), (290, 69689), (307, 65830), (454, 44515), (614, 32915), (1135, 17806), (1535, 13166), (2270, 8903), (3070, 6583)]