57887960

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{111323}}^1$

素因数の和:111347

約数の個数: 32

約数和(自身を含む): 140268240

約数和(自身を除く): 82380280

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 111323, 222646, 445292, 556615, 890584, 1113230, 1447199, 2226460, 2894398, 4452920, 5788796, 7235995, 11577592, 14471990, 28943980, 57887960]

約数ペア:

[(1, 57887960), (2, 28943980), (4, 14471990), (5, 11577592), (8, 7235995), (10, 5788796), (13, 4452920), (20, 2894398), (26, 2226460), (40, 1447199), (52, 1113230), (65, 890584), (104, 556615), (130, 445292), (260, 222646), (520, 111323)]