2167120

素因数分解:

$2^4\times 5^1\times {\mathrm{103}}^1\times {\mathrm{263}}^1$

素因数の和:379

約数の個数: 40

約数和(自身を含む): 5106816

約数和(自身を除く): 2939696

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 103, 206, 263, 412, 515, 526, 824, 1030, 1052, 1315, 1648, 2060, 2104, 2630, 4120, 4208, 5260, 8240, 10520, 21040, 27089, 54178, 108356, 135445, 216712, 270890, 433424, 541780, 1083560, 2167120]

約数ペア:

[(1, 2167120), (2, 1083560), (4, 541780), (5, 433424), (8, 270890), (10, 216712), (16, 135445), (20, 108356), (40, 54178), (80, 27089), (103, 21040), (206, 10520), (263, 8240), (412, 5260), (515, 4208), (526, 4120), (824, 2630), (1030, 2104), (1052, 2060), (1315, 1648)]