12617753620

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1\times {\mathrm{141677}}^1$

素因数の和:141820

約数の個数: 48

約数和(自身を含む): 27300783888

約数和(自身を除く): 14683030268

約数列:

[1, 2, 4, 5, 10, 20, 61, 73, 122, 146, 244, 292, 305, 365, 610, 730, 1220, 1460, 4453, 8906, 17812, 22265, 44530, 89060, 141677, 283354, 566708, 708385, 1416770, 2833540, 8642297, 10342421, 17284594, 20684842, 34569188, 41369684, 43211485, 51712105, 86422970, 103424210, 172845940, 206848420, 630887681, 1261775362, 2523550724, 3154438405, 6308876810, 12617753620]

約数ペア:

[(1, 12617753620), (2, 6308876810), (4, 3154438405), (5, 2523550724), (10, 1261775362), (20, 630887681), (61, 206848420), (73, 172845940), (122, 103424210), (146, 86422970), (244, 51712105), (292, 43211485), (305, 41369684), (365, 34569188), (610, 20684842), (730, 17284594), (1220, 10342421), (1460, 8642297), (4453, 2833540), (8906, 1416770), (17812, 708385), (22265, 566708), (44530, 283354), (89060, 141677)]