3983180

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{2521}}^1$

素因数の和:2609

約数の個数: 24

約数和(自身を含む): 8473920

約数和(自身を除く): 4490740

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 316, 395, 790, 1580, 2521, 5042, 10084, 12605, 25210, 50420, 199159, 398318, 796636, 995795, 1991590, 3983180]

約数ペア:

[(1, 3983180), (2, 1991590), (4, 995795), (5, 796636), (10, 398318), (20, 199159), (79, 50420), (158, 25210), (316, 12605), (395, 10084), (790, 5042), (1580, 2521)]