819089140

素因数分解:

$2^2\times 5^1\times {\mathrm{757}}^1\times {\mathrm{54101}}^1$

素因数の和:54867

約数の個数: 24

約数和(自身を含む): 1722391272

約数和(自身を除く): 903302132

約数列:

[1, 2, 4, 5, 10, 20, 757, 1514, 3028, 3785, 7570, 15140, 54101, 108202, 216404, 270505, 541010, 1082020, 40954457, 81908914, 163817828, 204772285, 409544570, 819089140]

約数ペア:

[(1, 819089140), (2, 409544570), (4, 204772285), (5, 163817828), (10, 81908914), (20, 40954457), (757, 1082020), (1514, 541010), (3028, 270505), (3785, 216404), (7570, 108202), (15140, 54101)]