8683280

素因数分解:

$2^4\times 5^1\times {\mathrm{108541}}^1$

素因数の和:108554

約数の個数: 20

約数和(自身を含む): 20188812

約数和(自身を除く): 11505532

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 108541, 217082, 434164, 542705, 868328, 1085410, 1736656, 2170820, 4341640, 8683280]

約数ペア:

[(1, 8683280), (2, 4341640), (4, 2170820), (5, 1736656), (8, 1085410), (10, 868328), (16, 542705), (20, 434164), (40, 217082), (80, 108541)]