390367001140

素因数分解:

$2^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{124320701}}^1$

素因数の和:124320867

約数の個数: 24

約数和(自身を含む): 824992178472

約数和(自身を除く): 434625177332

約数列:

[1, 2, 4, 5, 10, 20, 157, 314, 628, 785, 1570, 3140, 124320701, 248641402, 497282804, 621603505, 1243207010, 2486414020, 19518350057, 39036700114, 78073400228, 97591750285, 195183500570, 390367001140]

約数ペア:

[(1, 390367001140), (2, 195183500570), (4, 97591750285), (5, 78073400228), (10, 39036700114), (20, 19518350057), (157, 2486414020), (314, 1243207010), (628, 621603505), (785, 497282804), (1570, 248641402), (3140, 124320701)]