19804440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{165037}}^1$

素因数の和:165051

約数の個数: 32

約数和(自身を含む): 59413680

約数和(自身を除く): 39609240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 165037, 330074, 495111, 660148, 825185, 990222, 1320296, 1650370, 1980444, 2475555, 3300740, 3960888, 4951110, 6601480, 9902220, 19804440]

約数ペア:

[(1, 19804440), (2, 9902220), (3, 6601480), (4, 4951110), (5, 3960888), (6, 3300740), (8, 2475555), (10, 1980444), (12, 1650370), (15, 1320296), (20, 990222), (24, 825185), (30, 660148), (40, 495111), (60, 330074), (120, 165037)]