1254014780

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{883109}}^1$

素因数の和:883189

約数の個数: 24

約数和(自身を含む): 2670524640

約数和(自身を除く): 1416509860

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 883109, 1766218, 3532436, 4415545, 8831090, 17662180, 62700739, 125401478, 250802956, 313503695, 627007390, 1254014780]

約数ペア:

[(1, 1254014780), (2, 627007390), (4, 313503695), (5, 250802956), (10, 125401478), (20, 62700739), (71, 17662180), (142, 8831090), (284, 4415545), (355, 3532436), (710, 1766218), (1420, 883109)]