188043920

素因数分解:

$2^4\times 5^1\times {\mathrm{2350549}}^1$

素因数の和:2350562

約数の個数: 20

約数和(自身を含む): 437202300

約数和(自身を除く): 249158380

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2350549, 4701098, 9402196, 11752745, 18804392, 23505490, 37608784, 47010980, 94021960, 188043920]

約数ペア:

[(1, 188043920), (2, 94021960), (4, 47010980), (5, 37608784), (8, 23505490), (10, 18804392), (16, 11752745), (20, 9402196), (40, 4701098), (80, 2350549)]