30442640

素因数分解:

$2^4\times 5^1\times {\mathrm{380533}}^1$

素因数の和:380546

約数の個数: 20

約数和(自身を含む): 70779324

約数和(自身を除く): 40336684

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 380533, 761066, 1522132, 1902665, 3044264, 3805330, 6088528, 7610660, 15221320, 30442640]

約数ペア:

[(1, 30442640), (2, 15221320), (4, 7610660), (5, 6088528), (8, 3805330), (10, 3044264), (16, 1902665), (20, 1522132), (40, 761066), (80, 380533)]