68019020

素因数分解:

$2^2\times 5^1\times {\mathrm{1021}}^1\times {\mathrm{3331}}^1$

素因数の和:4361

約数の個数: 24

約数和(自身を含む): 143022768

約数和(自身を除く): 75003748

約数列:

[1, 2, 4, 5, 10, 20, 1021, 2042, 3331, 4084, 5105, 6662, 10210, 13324, 16655, 20420, 33310, 66620, 3400951, 6801902, 13603804, 17004755, 34009510, 68019020]

約数ペア:

[(1, 68019020), (2, 34009510), (4, 17004755), (5, 13603804), (10, 6801902), (20, 3400951), (1021, 66620), (2042, 33310), (3331, 20420), (4084, 16655), (5105, 13324), (6662, 10210)]