61328740

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{278767}}^1$

素因数の和:278787

約数の個数: 24

約数和(自身を含む): 140499072

約数和(自身を除く): 79170332

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 278767, 557534, 1115068, 1393835, 2787670, 3066437, 5575340, 6132874, 12265748, 15332185, 30664370, 61328740]

約数ペア:

[(1, 61328740), (2, 30664370), (4, 15332185), (5, 12265748), (10, 6132874), (11, 5575340), (20, 3066437), (22, 2787670), (44, 1393835), (55, 1115068), (110, 557534), (220, 278767)]