20462870

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{88969}}^1$

素因数の和:88999

約数の個数: 16

約数和(自身を含む): 38435040

約数和(自身を除く): 17972170

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 88969, 177938, 444845, 889690, 2046287, 4092574, 10231435, 20462870]

約数ペア:

[(1, 20462870), (2, 10231435), (5, 4092574), (10, 2046287), (23, 889690), (46, 444845), (115, 177938), (230, 88969)]