1949780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{733}}^1$

素因数の和:768

約数の個数: 48

約数和(自身を含む): 4932480

約数和(自身を除く): 2982700

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 380, 532, 665, 733, 1330, 1466, 2660, 2932, 3665, 5131, 7330, 10262, 13927, 14660, 20524, 25655, 27854, 51310, 55708, 69635, 97489, 102620, 139270, 194978, 278540, 389956, 487445, 974890, 1949780]

約数ペア:

[(1, 1949780), (2, 974890), (4, 487445), (5, 389956), (7, 278540), (10, 194978), (14, 139270), (19, 102620), (20, 97489), (28, 69635), (35, 55708), (38, 51310), (70, 27854), (76, 25655), (95, 20524), (133, 14660), (140, 13927), (190, 10262), (266, 7330), (380, 5131), (532, 3665), (665, 2932), (733, 2660), (1330, 1466)]