140408120

素因数分解:

$2^3\times 5^1\times {\mathrm{3510203}}^1$

素因数の和:3510214

約数の個数: 16

約数和(自身を含む): 315918360

約数和(自身を除く): 175510240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 3510203, 7020406, 14040812, 17551015, 28081624, 35102030, 70204060, 140408120]

約数ペア:

[(1, 140408120), (2, 70204060), (4, 35102030), (5, 28081624), (8, 17551015), (10, 14040812), (20, 7020406), (40, 3510203)]