89802640

素因数分解:

$2^4\times 5^1\times {\mathrm{1122533}}^1$

素因数の和:1122546

約数の個数: 20

約数和(自身を含む): 208791324

約数和(自身を除く): 118988684

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1122533, 2245066, 4490132, 5612665, 8980264, 11225330, 17960528, 22450660, 44901320, 89802640]

約数ペア:

[(1, 89802640), (2, 44901320), (4, 22450660), (5, 17960528), (8, 11225330), (10, 8980264), (16, 5612665), (20, 4490132), (40, 2245066), (80, 1122533)]