13704220

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{7699}}^1$

素因数の和:7797

約数の個数: 24

約数和(自身を含む): 29106000

約数和(自身を除く): 15401780

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 356, 445, 890, 1780, 7699, 15398, 30796, 38495, 76990, 153980, 685211, 1370422, 2740844, 3426055, 6852110, 13704220]

約数ペア:

[(1, 13704220), (2, 6852110), (4, 3426055), (5, 2740844), (10, 1370422), (20, 685211), (89, 153980), (178, 76990), (356, 38495), (445, 30796), (890, 15398), (1780, 7699)]