11495140

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{5273}}^1$

素因数の和:5391

約数の個数: 24

約数和(自身を含む): 24365880

約数和(自身を除く): 12870740

約数列:

[1, 2, 4, 5, 10, 20, 109, 218, 436, 545, 1090, 2180, 5273, 10546, 21092, 26365, 52730, 105460, 574757, 1149514, 2299028, 2873785, 5747570, 11495140]

約数ペア:

[(1, 11495140), (2, 5747570), (4, 2873785), (5, 2299028), (10, 1149514), (20, 574757), (109, 105460), (218, 52730), (436, 26365), (545, 21092), (1090, 10546), (2180, 5273)]