8219240

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{3877}}^1$

素因数の和:3941

約数の個数: 32

約数和(自身を含む): 18847080

約数和(自身を除く): 10627840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 212, 265, 424, 530, 1060, 2120, 3877, 7754, 15508, 19385, 31016, 38770, 77540, 155080, 205481, 410962, 821924, 1027405, 1643848, 2054810, 4109620, 8219240]

約数ペア:

[(1, 8219240), (2, 4109620), (4, 2054810), (5, 1643848), (8, 1027405), (10, 821924), (20, 410962), (40, 205481), (53, 155080), (106, 77540), (212, 38770), (265, 31016), (424, 19385), (530, 15508), (1060, 7754), (2120, 3877)]