8148820

素因数分解:

$2^2\times 5^1\times {\mathrm{211}}^1\times {\mathrm{1931}}^1$

素因数の和:2151

約数の個数: 24

約数和(自身を含む): 17202528

約数和(自身を除く): 9053708

約数列:

[1, 2, 4, 5, 10, 20, 211, 422, 844, 1055, 1931, 2110, 3862, 4220, 7724, 9655, 19310, 38620, 407441, 814882, 1629764, 2037205, 4074410, 8148820]

約数ペア:

[(1, 8148820), (2, 4074410), (4, 2037205), (5, 1629764), (10, 814882), (20, 407441), (211, 38620), (422, 19310), (844, 9655), (1055, 7724), (1931, 4220), (2110, 3862)]