137400280

素因数分解:

$2^3\times 5^1\times {\mathrm{3435007}}^1$

素因数の和:3435018

約数の個数: 16

約数和(自身を含む): 309150720

約数和(自身を除く): 171750440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 3435007, 6870014, 13740028, 17175035, 27480056, 34350070, 68700140, 137400280]

約数ペア:

[(1, 137400280), (2, 68700140), (4, 34350070), (5, 27480056), (8, 17175035), (10, 13740028), (20, 6870014), (40, 3435007)]