20810630

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{90481}}^1$

素因数の和:90511

約数の個数: 16

約数和(自身を含む): 39088224

約数和(自身を除く): 18277594

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 90481, 180962, 452405, 904810, 2081063, 4162126, 10405315, 20810630]

約数ペア:

[(1, 20810630), (2, 10405315), (5, 4162126), (10, 2081063), (23, 904810), (46, 452405), (115, 180962), (230, 90481)]