6487240

素因数分解:

$2^3\times 5^1\times {\mathrm{157}}^1\times {\mathrm{1033}}^1$

素因数の和:1201

約数の個数: 32

約数和(自身を含む): 14703480

約数和(自身を除く): 8216240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 157, 314, 628, 785, 1033, 1256, 1570, 2066, 3140, 4132, 5165, 6280, 8264, 10330, 20660, 41320, 162181, 324362, 648724, 810905, 1297448, 1621810, 3243620, 6487240]

約数ペア:

[(1, 6487240), (2, 3243620), (4, 1621810), (5, 1297448), (8, 810905), (10, 648724), (20, 324362), (40, 162181), (157, 41320), (314, 20660), (628, 10330), (785, 8264), (1033, 6280), (1256, 5165), (1570, 4132), (2066, 3140)]