17901140

素因数分解:

$2^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{5701}}^1$

素因数の和:5867

約数の個数: 24

約数和(自身を含む): 37838472

約数和(自身を除く): 19937332

約数列:

[1, 2, 4, 5, 10, 20, 157, 314, 628, 785, 1570, 3140, 5701, 11402, 22804, 28505, 57010, 114020, 895057, 1790114, 3580228, 4475285, 8950570, 17901140]

約数ペア:

[(1, 17901140), (2, 8950570), (4, 4475285), (5, 3580228), (10, 1790114), (20, 895057), (157, 114020), (314, 57010), (628, 28505), (785, 22804), (1570, 11402), (3140, 5701)]