10984900180

素因数分解:

$2^2\times 5^1\times {\mathrm{549245009}}^1$

素因数の和:549245018

約数の個数: 12

約数和(自身を含む): 23068290420

約数和(自身を除く): 12083390240

約数列:

[1, 2, 4, 5, 10, 20, 549245009, 1098490018, 2196980036, 2746225045, 5492450090, 10984900180]

約数ペア:

[(1, 10984900180), (2, 5492450090), (4, 2746225045), (5, 2196980036), (10, 1098490018), (20, 549245009)]