898820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{3457}}^1$

素因数の和:3479

約数の個数: 24

約数和(自身を含む): 2033304

約数和(自身を除く): 1134484

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 3457, 6914, 13828, 17285, 34570, 44941, 69140, 89882, 179764, 224705, 449410, 898820]

約数ペア:

[(1, 898820), (2, 449410), (4, 224705), (5, 179764), (10, 89882), (13, 69140), (20, 44941), (26, 34570), (52, 17285), (65, 13828), (130, 6914), (260, 3457)]