28021150

素因数分解:

$2^1\times 5^2\times {\mathrm{103}}^1\times {\mathrm{5441}}^1$

素因数の和:5556

約数の個数: 24

約数和(自身を含む): 52635024

約数和(自身を除く): 24613874

約数列:

[1, 2, 5, 10, 25, 50, 103, 206, 515, 1030, 2575, 5150, 5441, 10882, 27205, 54410, 136025, 272050, 560423, 1120846, 2802115, 5604230, 14010575, 28021150]

約数ペア:

[(1, 28021150), (2, 14010575), (5, 5604230), (10, 2802115), (25, 1120846), (50, 560423), (103, 272050), (206, 136025), (515, 54410), (1030, 27205), (2575, 10882), (5150, 5441)]