72682840

素因数分解:

$2^3\times 5^1\times {\mathrm{941}}^1\times {\mathrm{1931}}^1$

素因数の和:2883

約数の個数: 32

約数和(自身を含む): 163794960

約数和(自身を除く): 91112120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 941, 1882, 1931, 3764, 3862, 4705, 7528, 7724, 9410, 9655, 15448, 18820, 19310, 37640, 38620, 77240, 1817071, 3634142, 7268284, 9085355, 14536568, 18170710, 36341420, 72682840]

約数ペア:

[(1, 72682840), (2, 36341420), (4, 18170710), (5, 14536568), (8, 9085355), (10, 7268284), (20, 3634142), (40, 1817071), (941, 77240), (1882, 38620), (1931, 37640), (3764, 19310), (3862, 18820), (4705, 15448), (7528, 9655), (7724, 9410)]