80338740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{1338979}}^1$

素因数の和:1338991

約数の個数: 24

約数和(自身を含む): 224948640

約数和(自身を除く): 144609900

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 1338979, 2677958, 4016937, 5355916, 6694895, 8033874, 13389790, 16067748, 20084685, 26779580, 40169370, 80338740]

約数ペア:

[(1, 80338740), (2, 40169370), (3, 26779580), (4, 20084685), (5, 16067748), (6, 13389790), (10, 8033874), (12, 6694895), (15, 5355916), (20, 4016937), (30, 2677958), (60, 1338979)]