624432020

素因数分解:

$2^2\times 5^1\times {\mathrm{311}}^1\times {\mathrm{100391}}^1$

素因数の和:100711

約数の個数: 24

約数和(自身を含む): 1315536768

約数和(自身を除く): 691104748

約数列:

[1, 2, 4, 5, 10, 20, 311, 622, 1244, 1555, 3110, 6220, 100391, 200782, 401564, 501955, 1003910, 2007820, 31221601, 62443202, 124886404, 156108005, 312216010, 624432020]

約数ペア:

[(1, 624432020), (2, 312216010), (4, 156108005), (5, 124886404), (10, 62443202), (20, 31221601), (311, 2007820), (622, 1003910), (1244, 501955), (1555, 401564), (3110, 200782), (6220, 100391)]