149744780

素因数分解:

$2^2\times 5^1\times {\mathrm{2237}}^1\times {\mathrm{3347}}^1$

素因数の和:5593

約数の個数: 24

約数和(自身を含む): 314698608

約数和(自身を除く): 164953828

約数列:

[1, 2, 4, 5, 10, 20, 2237, 3347, 4474, 6694, 8948, 11185, 13388, 16735, 22370, 33470, 44740, 66940, 7487239, 14974478, 29948956, 37436195, 74872390, 149744780]

約数ペア:

[(1, 149744780), (2, 74872390), (4, 37436195), (5, 29948956), (10, 14974478), (20, 7487239), (2237, 66940), (3347, 44740), (4474, 33470), (6694, 22370), (8948, 16735), (11185, 13388)]