11121940

素因数分解:

$2^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{5399}}^1$

素因数の和:5511

約数の個数: 24

約数和(自身を含む): 23587200

約数和(自身を除く): 12465260

約数列:

[1, 2, 4, 5, 10, 20, 103, 206, 412, 515, 1030, 2060, 5399, 10798, 21596, 26995, 53990, 107980, 556097, 1112194, 2224388, 2780485, 5560970, 11121940]

約数ペア:

[(1, 11121940), (2, 5560970), (4, 2780485), (5, 2224388), (10, 1112194), (20, 556097), (103, 107980), (206, 53990), (412, 26995), (515, 21596), (1030, 10798), (2060, 5399)]