8580940

素因数分解:

$2^2\times 5^1\times {\mathrm{487}}^1\times {\mathrm{881}}^1$

素因数の和:1377

約数の個数: 24

約数和(自身を含む): 18077472

約数和(自身を除く): 9496532

約数列:

[1, 2, 4, 5, 10, 20, 487, 881, 974, 1762, 1948, 2435, 3524, 4405, 4870, 8810, 9740, 17620, 429047, 858094, 1716188, 2145235, 4290470, 8580940]

約数ペア:

[(1, 8580940), (2, 4290470), (4, 2145235), (5, 1716188), (10, 858094), (20, 429047), (487, 17620), (881, 9740), (974, 8810), (1762, 4870), (1948, 4405), (2435, 3524)]