7931920

素因数分解:

$2^4\times 5^1\times {\mathrm{99149}}^1$

素因数の和:99162

約数の個数: 20

約数和(自身を含む): 18441900

約数和(自身を除く): 10509980

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 99149, 198298, 396596, 495745, 793192, 991490, 1586384, 1982980, 3965960, 7931920]

約数ペア:

[(1, 7931920), (2, 3965960), (4, 1982980), (5, 1586384), (8, 991490), (10, 793192), (16, 495745), (20, 396596), (40, 198298), (80, 99149)]