549860

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1447}}^1$

素因数の和:1475

約数の個数: 24

約数和(自身を含む): 1216320

約数和(自身を除く): 666460

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 1447, 2894, 5788, 7235, 14470, 27493, 28940, 54986, 109972, 137465, 274930, 549860]

約数ペア:

[(1, 549860), (2, 274930), (4, 137465), (5, 109972), (10, 54986), (19, 28940), (20, 27493), (38, 14470), (76, 7235), (95, 5788), (190, 2894), (380, 1447)]