61308580

素因数分解:

$2^2\times 5^1\times {\mathrm{281}}^1\times {\mathrm{10909}}^1$

素因数の和:11199

約数の個数: 24

約数和(自身を含む): 129218040

約数和(自身を除く): 67909460

約数列:

[1, 2, 4, 5, 10, 20, 281, 562, 1124, 1405, 2810, 5620, 10909, 21818, 43636, 54545, 109090, 218180, 3065429, 6130858, 12261716, 15327145, 30654290, 61308580]

約数ペア:

[(1, 61308580), (2, 30654290), (4, 15327145), (5, 12261716), (10, 6130858), (20, 3065429), (281, 218180), (562, 109090), (1124, 54545), (1405, 43636), (2810, 21818), (5620, 10909)]