45143920

素因数分解:

$2^4\times 5^1\times {\mathrm{564299}}^1$

素因数の和:564312

約数の個数: 20

約数和(自身を含む): 104959800

約数和(自身を除く): 59815880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 564299, 1128598, 2257196, 2821495, 4514392, 5642990, 9028784, 11285980, 22571960, 45143920]

約数ペア:

[(1, 45143920), (2, 22571960), (4, 11285980), (5, 9028784), (8, 5642990), (10, 4514392), (16, 2821495), (20, 2257196), (40, 1128598), (80, 564299)]