13911080

素因数分解:

$2^3\times 5^1\times {\mathrm{457}}^1\times {\mathrm{761}}^1$

素因数の和:1229

約数の個数: 32

約数和(自身を含む): 31409640

約数和(自身を除く): 17498560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 457, 761, 914, 1522, 1828, 2285, 3044, 3656, 3805, 4570, 6088, 7610, 9140, 15220, 18280, 30440, 347777, 695554, 1391108, 1738885, 2782216, 3477770, 6955540, 13911080]

約数ペア:

[(1, 13911080), (2, 6955540), (4, 3477770), (5, 2782216), (8, 1738885), (10, 1391108), (20, 695554), (40, 347777), (457, 30440), (761, 18280), (914, 15220), (1522, 9140), (1828, 7610), (2285, 6088), (3044, 4570), (3656, 3805)]