11543820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{421}}^1\times {\mathrm{457}}^1$

素因数の和:890

約数の個数: 48

約数和(自身を含む): 32470368

約数和(自身を除く): 20926548

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 421, 457, 842, 914, 1263, 1371, 1684, 1828, 2105, 2285, 2526, 2742, 4210, 4570, 5052, 5484, 6315, 6855, 8420, 9140, 12630, 13710, 25260, 27420, 192397, 384794, 577191, 769588, 961985, 1154382, 1923970, 2308764, 2885955, 3847940, 5771910, 11543820]

約数ペア:

[(1, 11543820), (2, 5771910), (3, 3847940), (4, 2885955), (5, 2308764), (6, 1923970), (10, 1154382), (12, 961985), (15, 769588), (20, 577191), (30, 384794), (60, 192397), (421, 27420), (457, 25260), (842, 13710), (914, 12630), (1263, 9140), (1371, 8420), (1684, 6855), (1828, 6315), (2105, 5484), (2285, 5052), (2526, 4570), (2742, 4210)]