139867870

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{6793}}^1$

素因数の和:6900

約数の個数: 32

約数和(自身を含む): 264150720

約数和(自身を除く): 124282850

約数列:

[1, 2, 5, 10, 29, 58, 71, 142, 145, 290, 355, 710, 2059, 4118, 6793, 10295, 13586, 20590, 33965, 67930, 196997, 393994, 482303, 964606, 984985, 1969970, 2411515, 4823030, 13986787, 27973574, 69933935, 139867870]

約数ペア:

[(1, 139867870), (2, 69933935), (5, 27973574), (10, 13986787), (29, 4823030), (58, 2411515), (71, 1969970), (142, 984985), (145, 964606), (290, 482303), (355, 393994), (710, 196997), (2059, 67930), (4118, 33965), (6793, 20590), (10295, 13586)]