30478740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{507979}}^1$

素因数の和:507991

約数の個数: 24

約数和(自身を含む): 85340640

約数和(自身を除く): 54861900

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 507979, 1015958, 1523937, 2031916, 2539895, 3047874, 5079790, 6095748, 7619685, 10159580, 15239370, 30478740]

約数ペア:

[(1, 30478740), (2, 15239370), (3, 10159580), (4, 7619685), (5, 6095748), (6, 5079790), (10, 3047874), (12, 2539895), (15, 2031916), (20, 1523937), (30, 1015958), (60, 507979)]