61605460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{440039}}^1$

素因数の和:440055

約数の個数: 24

約数和(自身を含む): 147853440

約数和(自身を除く): 86247980

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 440039, 880078, 1760156, 2200195, 3080273, 4400390, 6160546, 8800780, 12321092, 15401365, 30802730, 61605460]

約数ペア:

[(1, 61605460), (2, 30802730), (4, 15401365), (5, 12321092), (7, 8800780), (10, 6160546), (14, 4400390), (20, 3080273), (28, 2200195), (35, 1760156), (70, 880078), (140, 440039)]