20147232020

素因数分解:

$2^2\times 5^1\times {\mathrm{463}}^1\times {\mathrm{2175727}}^1$

素因数の和:2176199

約数の個数: 24

約数和(自身を含む): 42400587264

約数和(自身を除く): 22253355244

約数列:

[1, 2, 4, 5, 10, 20, 463, 926, 1852, 2315, 4630, 9260, 2175727, 4351454, 8702908, 10878635, 21757270, 43514540, 1007361601, 2014723202, 4029446404, 5036808005, 10073616010, 20147232020]

約数ペア:

[(1, 20147232020), (2, 10073616010), (4, 5036808005), (5, 4029446404), (10, 2014723202), (20, 1007361601), (463, 43514540), (926, 21757270), (1852, 10878635), (2315, 8702908), (4630, 4351454), (9260, 2175727)]