7740860

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{9001}}^1$

素因数の和:9053

約数の個数: 24

約数和(自身を含む): 16635696

約数和(自身を除く): 8894836

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 9001, 18002, 36004, 45005, 90010, 180020, 387043, 774086, 1548172, 1935215, 3870430, 7740860]

約数ペア:

[(1, 7740860), (2, 3870430), (4, 1935215), (5, 1548172), (10, 774086), (20, 387043), (43, 180020), (86, 90010), (172, 45005), (215, 36004), (430, 18002), (860, 9001)]