2118757040

素因数分解:

$2^4\times 5^1\times {\mathrm{181}}^1\times {\mathrm{146323}}^1$

素因数の和:146517

約数の個数: 40

約数和(自身を含む): 4953360048

約数和(自身を除く): 2834603008

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 181, 362, 724, 905, 1448, 1810, 2896, 3620, 7240, 14480, 146323, 292646, 585292, 731615, 1170584, 1463230, 2341168, 2926460, 5852920, 11705840, 26484463, 52968926, 105937852, 132422315, 211875704, 264844630, 423751408, 529689260, 1059378520, 2118757040]

約数ペア:

[(1, 2118757040), (2, 1059378520), (4, 529689260), (5, 423751408), (8, 264844630), (10, 211875704), (16, 132422315), (20, 105937852), (40, 52968926), (80, 26484463), (181, 11705840), (362, 5852920), (724, 2926460), (905, 2341168), (1448, 1463230), (1810, 1170584), (2896, 731615), (3620, 585292), (7240, 292646), (14480, 146323)]