26952020

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{1499}}^1$

素因数の和:1568

約数の個数: 48

約数和(自身を含む): 60480000

約数和(自身を除く): 33527980

約数列:

[1, 2, 4, 5, 10, 20, 29, 31, 58, 62, 116, 124, 145, 155, 290, 310, 580, 620, 899, 1499, 1798, 2998, 3596, 4495, 5996, 7495, 8990, 14990, 17980, 29980, 43471, 46469, 86942, 92938, 173884, 185876, 217355, 232345, 434710, 464690, 869420, 929380, 1347601, 2695202, 5390404, 6738005, 13476010, 26952020]

約数ペア:

[(1, 26952020), (2, 13476010), (4, 6738005), (5, 5390404), (10, 2695202), (20, 1347601), (29, 929380), (31, 869420), (58, 464690), (62, 434710), (116, 232345), (124, 217355), (145, 185876), (155, 173884), (290, 92938), (310, 86942), (580, 46469), (620, 43471), (899, 29980), (1499, 17980), (1798, 14990), (2998, 8990), (3596, 7495), (4495, 5996)]