4032680

素因数分解:

$2^3\times 5^1\times {\mathrm{181}}^1\times {\mathrm{557}}^1$

素因数の和:749

約数の個数: 32

約数和(自身を含む): 9140040

約数和(自身を除く): 5107360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 181, 362, 557, 724, 905, 1114, 1448, 1810, 2228, 2785, 3620, 4456, 5570, 7240, 11140, 22280, 100817, 201634, 403268, 504085, 806536, 1008170, 2016340, 4032680]

約数ペア:

[(1, 4032680), (2, 2016340), (4, 1008170), (5, 806536), (8, 504085), (10, 403268), (20, 201634), (40, 100817), (181, 22280), (362, 11140), (557, 7240), (724, 5570), (905, 4456), (1114, 3620), (1448, 2785), (1810, 2228)]