20903340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{348389}}^1$

素因数の和:348401

約数の個数: 24

約数和(自身を含む): 58529520

約数和(自身を除く): 37626180

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 348389, 696778, 1045167, 1393556, 1741945, 2090334, 3483890, 4180668, 5225835, 6967780, 10451670, 20903340]

約数ペア:

[(1, 20903340), (2, 10451670), (3, 6967780), (4, 5225835), (5, 4180668), (6, 3483890), (10, 2090334), (12, 1741945), (15, 1393556), (20, 1045167), (30, 696778), (60, 348389)]