252893140

素因数分解:

$2^2\times 5^1\times {\mathrm{257}}^1\times {\mathrm{49201}}^1$

素因数の和:49467

約数の個数: 24

約数和(自身を含む): 533152872

約数和(自身を除く): 280259732

約数列:

[1, 2, 4, 5, 10, 20, 257, 514, 1028, 1285, 2570, 5140, 49201, 98402, 196804, 246005, 492010, 984020, 12644657, 25289314, 50578628, 63223285, 126446570, 252893140]

約数ペア:

[(1, 252893140), (2, 126446570), (4, 63223285), (5, 50578628), (10, 25289314), (20, 12644657), (257, 984020), (514, 492010), (1028, 246005), (1285, 196804), (2570, 98402), (5140, 49201)]