4981060

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{757}}^1$

素因数の和:820

約数の個数: 48

約数和(自身を含む): 12225024

約数和(自身を除く): 7243964

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 47, 70, 94, 140, 188, 235, 329, 470, 658, 757, 940, 1316, 1514, 1645, 3028, 3290, 3785, 5299, 6580, 7570, 10598, 15140, 21196, 26495, 35579, 52990, 71158, 105980, 142316, 177895, 249053, 355790, 498106, 711580, 996212, 1245265, 2490530, 4981060]

約数ペア:

[(1, 4981060), (2, 2490530), (4, 1245265), (5, 996212), (7, 711580), (10, 498106), (14, 355790), (20, 249053), (28, 177895), (35, 142316), (47, 105980), (70, 71158), (94, 52990), (140, 35579), (188, 26495), (235, 21196), (329, 15140), (470, 10598), (658, 7570), (757, 6580), (940, 5299), (1316, 3785), (1514, 3290), (1645, 3028)]