19275460

素因数分解:

$2^2\times 5^1\times {\mathrm{487}}^1\times {\mathrm{1979}}^1$

素因数の和:2475

約数の個数: 24

約数和(自身を含む): 40582080

約数和(自身を除く): 21306620

約数列:

[1, 2, 4, 5, 10, 20, 487, 974, 1948, 1979, 2435, 3958, 4870, 7916, 9740, 9895, 19790, 39580, 963773, 1927546, 3855092, 4818865, 9637730, 19275460]

約数ペア:

[(1, 19275460), (2, 9637730), (4, 4818865), (5, 3855092), (10, 1927546), (20, 963773), (487, 39580), (974, 19790), (1948, 9895), (1979, 9740), (2435, 7916), (3958, 4870)]