123569240

素因数分解:

$2^3\times 5^1\times {\mathrm{3089231}}^1$

素因数の和:3089242

約数の個数: 16

約数和(自身を含む): 278030880

約数和(自身を除く): 154461640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 3089231, 6178462, 12356924, 15446155, 24713848, 30892310, 61784620, 123569240]

約数ペア:

[(1, 123569240), (2, 61784620), (4, 30892310), (5, 24713848), (8, 15446155), (10, 12356924), (20, 6178462), (40, 3089231)]