30189730

素因数分解:

$2^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{27697}}^1$

素因数の和:27813

約数の個数: 16

約数和(自身を含む): 54842040

約数和(自身を除く): 24652310

約数列:

[1, 2, 5, 10, 109, 218, 545, 1090, 27697, 55394, 138485, 276970, 3018973, 6037946, 15094865, 30189730]

約数ペア:

[(1, 30189730), (2, 15094865), (5, 6037946), (10, 3018973), (109, 276970), (218, 138485), (545, 55394), (1090, 27697)]