1865980

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{1181}}^1$

素因数の和:1269

約数の個数: 24

約数和(自身を含む): 3971520

約数和(自身を除く): 2105540

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 316, 395, 790, 1181, 1580, 2362, 4724, 5905, 11810, 23620, 93299, 186598, 373196, 466495, 932990, 1865980]

約数ペア:

[(1, 1865980), (2, 932990), (4, 466495), (5, 373196), (10, 186598), (20, 93299), (79, 23620), (158, 11810), (316, 5905), (395, 4724), (790, 2362), (1181, 1580)]