71228740

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{323767}}^1$

素因数の和:323787

約数の個数: 24

約数和(自身を含む): 163179072

約数和(自身を除く): 91950332

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 323767, 647534, 1295068, 1618835, 3237670, 3561437, 6475340, 7122874, 14245748, 17807185, 35614370, 71228740]

約数ペア:

[(1, 71228740), (2, 35614370), (4, 17807185), (5, 14245748), (10, 7122874), (11, 6475340), (20, 3561437), (22, 3237670), (44, 1618835), (55, 1295068), (110, 647534), (220, 323767)]