313549367020

素因数分解:

$2^2\times 5^1\times {\mathrm{8101}}^1\times {\mathrm{1935251}}^1$

素因数の和:1943361

約数の個数: 24

約数和(自身を含む): 658535291568

約数和(自身を除く): 344985924548

約数列:

[1, 2, 4, 5, 10, 20, 8101, 16202, 32404, 40505, 81010, 162020, 1935251, 3870502, 7741004, 9676255, 19352510, 38705020, 15677468351, 31354936702, 62709873404, 78387341755, 156774683510, 313549367020]

約数ペア:

[(1, 313549367020), (2, 156774683510), (4, 78387341755), (5, 62709873404), (10, 31354936702), (20, 15677468351), (8101, 38705020), (16202, 19352510), (32404, 9676255), (40505, 7741004), (81010, 3870502), (162020, 1935251)]