8368540

素因数分解:

$2^2\times 5^1\times {\mathrm{418427}}^1$

素因数の和:418436

約数の個数: 12

約数和(自身を含む): 17573976

約数和(自身を除く): 9205436

約数列:

[1, 2, 4, 5, 10, 20, 418427, 836854, 1673708, 2092135, 4184270, 8368540]

約数ペア:

[(1, 8368540), (2, 4184270), (4, 2092135), (5, 1673708), (10, 836854), (20, 418427)]