18080940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{301349}}^1$

素因数の和:301361

約数の個数: 24

約数和(自身を含む): 50626800

約数和(自身を除く): 32545860

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 301349, 602698, 904047, 1205396, 1506745, 1808094, 3013490, 3616188, 4520235, 6026980, 9040470, 18080940]

約数ペア:

[(1, 18080940), (2, 9040470), (3, 6026980), (4, 4520235), (5, 3616188), (6, 3013490), (10, 1808094), (12, 1506745), (15, 1205396), (20, 904047), (30, 602698), (60, 301349)]