115107560

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{66923}}^1$

素因数の和:66977

約数の個数: 32

約数和(自身を含む): 265019040

約数和(自身を除く): 149911480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 66923, 133846, 267692, 334615, 535384, 669230, 1338460, 2676920, 2877689, 5755378, 11510756, 14388445, 23021512, 28776890, 57553780, 115107560]

約数ペア:

[(1, 115107560), (2, 57553780), (4, 28776890), (5, 23021512), (8, 14388445), (10, 11510756), (20, 5755378), (40, 2877689), (43, 2676920), (86, 1338460), (172, 669230), (215, 535384), (344, 334615), (430, 267692), (860, 133846), (1720, 66923)]