20452310

素因数分解:

$2^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{25889}}^1$

素因数の和:25975

約数の個数: 16

約数和(自身を含む): 37281600

約数和(自身を除く): 16829290

約数列:

[1, 2, 5, 10, 79, 158, 395, 790, 25889, 51778, 129445, 258890, 2045231, 4090462, 10226155, 20452310]

約数ペア:

[(1, 20452310), (2, 10226155), (5, 4090462), (10, 2045231), (79, 258890), (158, 129445), (395, 51778), (790, 25889)]