140589028

素因数分解:

$2^2\times {\mathrm{89}}^1\times {\mathrm{557}}^1\times {\mathrm{709}}^1$

素因数の和:1359

約数の個数: 24

約数和(自身を含む): 249593400

約数和(自身を除く): 109004372

約数列:

[1, 2, 4, 89, 178, 356, 557, 709, 1114, 1418, 2228, 2836, 49573, 63101, 99146, 126202, 198292, 252404, 394913, 789826, 1579652, 35147257, 70294514, 140589028]

約数ペア:

[(1, 140589028), (2, 70294514), (4, 35147257), (89, 1579652), (178, 789826), (356, 394913), (557, 252404), (709, 198292), (1114, 126202), (1418, 99146), (2228, 63101), (2836, 49573)]