40404016

素因数分解:

$2^4\times {\mathrm{103}}^1\times {\mathrm{24517}}^1$

素因数の和:24628

約数の個数: 20

約数和(自身を含む): 79046032

約数和(自身を除く): 38642016

約数列:

[1, 2, 4, 8, 16, 103, 206, 412, 824, 1648, 24517, 49034, 98068, 196136, 392272, 2525251, 5050502, 10101004, 20202008, 40404016]

約数ペア:

[(1, 40404016), (2, 20202008), (4, 10101004), (8, 5050502), (16, 2525251), (103, 392272), (206, 196136), (412, 98068), (824, 49034), (1648, 24517)]