7239880

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{3851}}^1$

素因数の和:3909

約数の個数: 32

約数和(自身を含む): 16640640

約数和(自身を除く): 9400760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 188, 235, 376, 470, 940, 1880, 3851, 7702, 15404, 19255, 30808, 38510, 77020, 154040, 180997, 361994, 723988, 904985, 1447976, 1809970, 3619940, 7239880]

約数ペア:

[(1, 7239880), (2, 3619940), (4, 1809970), (5, 1447976), (8, 904985), (10, 723988), (20, 361994), (40, 180997), (47, 154040), (94, 77020), (188, 38510), (235, 30808), (376, 19255), (470, 15404), (940, 7702), (1880, 3851)]