28404770

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{123499}}^1$

素因数の和:123529

約数の個数: 16

約数和(自身を含む): 53352000

約数和(自身を除く): 24947230

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 123499, 246998, 617495, 1234990, 2840477, 5680954, 14202385, 28404770]

約数ペア:

[(1, 28404770), (2, 14202385), (5, 5680954), (10, 2840477), (23, 1234990), (46, 617495), (115, 246998), (230, 123499)]