45209960

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{15919}}^1$

素因数の和:16001

約数の個数: 32

約数和(自身を含む): 103161600

約数和(自身を除く): 57951640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1420, 2840, 15919, 31838, 63676, 79595, 127352, 159190, 318380, 636760, 1130249, 2260498, 4520996, 5651245, 9041992, 11302490, 22604980, 45209960]

約数ペア:

[(1, 45209960), (2, 22604980), (4, 11302490), (5, 9041992), (8, 5651245), (10, 4520996), (20, 2260498), (40, 1130249), (71, 636760), (142, 318380), (284, 159190), (355, 127352), (568, 79595), (710, 63676), (1420, 31838), (2840, 15919)]