20150020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{91591}}^1$

素因数の和:91611

約数の個数: 24

約数和(自身を含む): 46162368

約数和(自身を除く): 26012348

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 91591, 183182, 366364, 457955, 915910, 1007501, 1831820, 2015002, 4030004, 5037505, 10075010, 20150020]

約数ペア:

[(1, 20150020), (2, 10075010), (4, 5037505), (5, 4030004), (10, 2015002), (11, 1831820), (20, 1007501), (22, 915910), (44, 457955), (55, 366364), (110, 183182), (220, 91591)]