25377020

素因数分解:

$2^2\times 5^1\times {\mathrm{239}}^1\times {\mathrm{5309}}^1$

素因数の和:5557

約数の個数: 24

約数和(自身を含む): 53524800

約数和(自身を除く): 28147780

約数列:

[1, 2, 4, 5, 10, 20, 239, 478, 956, 1195, 2390, 4780, 5309, 10618, 21236, 26545, 53090, 106180, 1268851, 2537702, 5075404, 6344255, 12688510, 25377020]

約数ペア:

[(1, 25377020), (2, 12688510), (4, 6344255), (5, 5075404), (10, 2537702), (20, 1268851), (239, 106180), (478, 53090), (956, 26545), (1195, 21236), (2390, 10618), (4780, 5309)]