43120040

素因数分解:

$2^3\times 5^1\times {\mathrm{1078001}}^1$

素因数の和:1078012

約数の個数: 16

約数和(自身を含む): 97020180

約数和(自身を除く): 53900140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1078001, 2156002, 4312004, 5390005, 8624008, 10780010, 21560020, 43120040]

約数ペア:

[(1, 43120040), (2, 21560020), (4, 10780010), (5, 8624008), (8, 5390005), (10, 4312004), (20, 2156002), (40, 1078001)]