189148880

素因数分解:

$2^4\times 5^1\times {\mathrm{2364361}}^1$

素因数の和:2364374

約数の個数: 20

約数和(自身を含む): 439771332

約数和(自身を除く): 250622452

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2364361, 4728722, 9457444, 11821805, 18914888, 23643610, 37829776, 47287220, 94574440, 189148880]

約数ペア:

[(1, 189148880), (2, 94574440), (4, 47287220), (5, 37829776), (8, 23643610), (10, 18914888), (16, 11821805), (20, 9457444), (40, 4728722), (80, 2364361)]