4250980

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{4943}}^1$

素因数の和:4995

約数の個数: 24

約数和(自身を含む): 9136512

約数和(自身を除く): 4885532

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 4943, 9886, 19772, 24715, 49430, 98860, 212549, 425098, 850196, 1062745, 2125490, 4250980]

約数ペア:

[(1, 4250980), (2, 2125490), (4, 1062745), (5, 850196), (10, 425098), (20, 212549), (43, 98860), (86, 49430), (172, 24715), (215, 19772), (430, 9886), (860, 4943)]