15728860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{112349}}^1$

素因数の和:112365

約数の個数: 24

約数和(自身を含む): 37749600

約数和(自身を除く): 22020740

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 112349, 224698, 449396, 561745, 786443, 1123490, 1572886, 2246980, 3145772, 3932215, 7864430, 15728860]

約数ペア:

[(1, 15728860), (2, 7864430), (4, 3932215), (5, 3145772), (7, 2246980), (10, 1572886), (14, 1123490), (20, 786443), (28, 561745), (35, 449396), (70, 224698), (140, 112349)]