4059920

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{2671}}^1$

素因数の和:2703

約数の個数: 40

約数和(自身を含む): 9939840

約数和(自身を除く): 5879920

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 2671, 5342, 10684, 13355, 21368, 26710, 42736, 50749, 53420, 101498, 106840, 202996, 213680, 253745, 405992, 507490, 811984, 1014980, 2029960, 4059920]

約数ペア:

[(1, 4059920), (2, 2029960), (4, 1014980), (5, 811984), (8, 507490), (10, 405992), (16, 253745), (19, 213680), (20, 202996), (38, 106840), (40, 101498), (76, 53420), (80, 50749), (95, 42736), (152, 26710), (190, 21368), (304, 13355), (380, 10684), (760, 5342), (1520, 2671)]