12537380

素因数分解:

$2^2\times 5^1\times {\mathrm{421}}^1\times {\mathrm{1489}}^1$

素因数の和:1919

約数の個数: 24

約数和(自身を含む): 26408760

約数和(自身を除く): 13871380

約数列:

[1, 2, 4, 5, 10, 20, 421, 842, 1489, 1684, 2105, 2978, 4210, 5956, 7445, 8420, 14890, 29780, 626869, 1253738, 2507476, 3134345, 6268690, 12537380]

約数ペア:

[(1, 12537380), (2, 6268690), (4, 3134345), (5, 2507476), (10, 1253738), (20, 626869), (421, 29780), (842, 14890), (1489, 8420), (1684, 7445), (2105, 5956), (2978, 4210)]