105804560

素因数分解:

$2^4\times 5^1\times {\mathrm{1322557}}^1$

素因数の和:1322570

約数の個数: 20

約数和(自身を含む): 245995788

約数和(自身を除く): 140191228

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1322557, 2645114, 5290228, 6612785, 10580456, 13225570, 21160912, 26451140, 52902280, 105804560]

約数ペア:

[(1, 105804560), (2, 52902280), (4, 26451140), (5, 21160912), (8, 13225570), (10, 10580456), (16, 6612785), (20, 5290228), (40, 2645114), (80, 1322557)]