42603740

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{19543}}^1$

素因数の和:19661

約数の個数: 24

約数和(自身を含む): 90293280

約数和(自身を除く): 47689540

約数列:

[1, 2, 4, 5, 10, 20, 109, 218, 436, 545, 1090, 2180, 19543, 39086, 78172, 97715, 195430, 390860, 2130187, 4260374, 8520748, 10650935, 21301870, 42603740]

約数ペア:

[(1, 42603740), (2, 21301870), (4, 10650935), (5, 8520748), (10, 4260374), (20, 2130187), (109, 390860), (218, 195430), (436, 97715), (545, 78172), (1090, 39086), (2180, 19543)]