11723620

素因数分解:

$2^2\times 5^1\times {\mathrm{419}}^1\times {\mathrm{1399}}^1$

素因数の和:1827

約数の個数: 24

約数和(自身を含む): 24696000

約数和(自身を除く): 12972380

約数列:

[1, 2, 4, 5, 10, 20, 419, 838, 1399, 1676, 2095, 2798, 4190, 5596, 6995, 8380, 13990, 27980, 586181, 1172362, 2344724, 2930905, 5861810, 11723620]

約数ペア:

[(1, 11723620), (2, 5861810), (4, 2930905), (5, 2344724), (10, 1172362), (20, 586181), (419, 27980), (838, 13990), (1399, 8380), (1676, 6995), (2095, 5596), (2798, 4190)]