18944040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{157867}}^1$

素因数の和:157881

約数の個数: 32

約数和(自身を含む): 56832480

約数和(自身を除く): 37888440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 157867, 315734, 473601, 631468, 789335, 947202, 1262936, 1578670, 1894404, 2368005, 3157340, 3788808, 4736010, 6314680, 9472020, 18944040]

約数ペア:

[(1, 18944040), (2, 9472020), (3, 6314680), (4, 4736010), (5, 3788808), (6, 3157340), (8, 2368005), (10, 1894404), (12, 1578670), (15, 1262936), (20, 947202), (24, 789335), (30, 631468), (40, 473601), (60, 315734), (120, 157867)]