4113400

素因数分解:

$2^3\times 5^2\times {\mathrm{131}}^1\times {\mathrm{157}}^1$

素因数の和:304

約数の個数: 48

約数和(自身を含む): 9698040

約数和(自身を除く): 5584640

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 131, 157, 200, 262, 314, 524, 628, 655, 785, 1048, 1256, 1310, 1570, 2620, 3140, 3275, 3925, 5240, 6280, 6550, 7850, 13100, 15700, 20567, 26200, 31400, 41134, 82268, 102835, 164536, 205670, 411340, 514175, 822680, 1028350, 2056700, 4113400]

約数ペア:

[(1, 4113400), (2, 2056700), (4, 1028350), (5, 822680), (8, 514175), (10, 411340), (20, 205670), (25, 164536), (40, 102835), (50, 82268), (100, 41134), (131, 31400), (157, 26200), (200, 20567), (262, 15700), (314, 13100), (524, 7850), (628, 6550), (655, 6280), (785, 5240), (1048, 3925), (1256, 3275), (1310, 3140), (1570, 2620)]