124472840

素因数分解:

$2^3\times 5^1\times {\mathrm{3111821}}^1$

素因数の和:3111832

約数の個数: 16

約数和(自身を含む): 280063980

約数和(自身を除く): 155591140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 3111821, 6223642, 12447284, 15559105, 24894568, 31118210, 62236420, 124472840]

約数ペア:

[(1, 124472840), (2, 62236420), (4, 31118210), (5, 24894568), (8, 15559105), (10, 12447284), (20, 6223642), (40, 3111821)]