11117620

素因数分解:

$2^2\times 5^1\times {\mathrm{389}}^1\times {\mathrm{1429}}^1$

素因数の和:1827

約数の個数: 24

約数和(自身を含む): 23423400

約数和(自身を除く): 12305780

約数列:

[1, 2, 4, 5, 10, 20, 389, 778, 1429, 1556, 1945, 2858, 3890, 5716, 7145, 7780, 14290, 28580, 555881, 1111762, 2223524, 2779405, 5558810, 11117620]

約数ペア:

[(1, 11117620), (2, 5558810), (4, 2779405), (5, 2223524), (10, 1111762), (20, 555881), (389, 28580), (778, 14290), (1429, 7780), (1556, 7145), (1945, 5716), (2858, 3890)]