30989740

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{67369}}^1$

素因数の和:67401

約数の個数: 24

約数和(自身を含む): 67908960

約数和(自身を除く): 36919220

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 67369, 134738, 269476, 336845, 673690, 1347380, 1549487, 3098974, 6197948, 7747435, 15494870, 30989740]

約数ペア:

[(1, 30989740), (2, 15494870), (4, 7747435), (5, 6197948), (10, 3098974), (20, 1549487), (23, 1347380), (46, 673690), (92, 336845), (115, 269476), (230, 134738), (460, 67369)]