70808740

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{208261}}^1$

素因数の和:208287

約数の個数: 24

約数和(自身を含む): 157446072

約数和(自身を除く): 86637332

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 208261, 416522, 833044, 1041305, 2082610, 3540437, 4165220, 7080874, 14161748, 17702185, 35404370, 70808740]

約数ペア:

[(1, 70808740), (2, 35404370), (4, 17702185), (5, 14161748), (10, 7080874), (17, 4165220), (20, 3540437), (34, 2082610), (68, 1041305), (85, 833044), (170, 416522), (340, 208261)]