20256770

素因数分解:

$2^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{27749}}^1$

素因数の和:27829

約数の個数: 16

約数和(自身を含む): 36963000

約数和(自身を除く): 16706230

約数列:

[1, 2, 5, 10, 73, 146, 365, 730, 27749, 55498, 138745, 277490, 2025677, 4051354, 10128385, 20256770]

約数ペア:

[(1, 20256770), (2, 10128385), (5, 4051354), (10, 2025677), (73, 277490), (146, 138745), (365, 55498), (730, 27749)]