137246840

素因数分解:

$2^3\times 5^1\times {\mathrm{3431171}}^1$

素因数の和:3431182

約数の個数: 16

約数和(自身を含む): 308805480

約数和(自身を除く): 171558640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 3431171, 6862342, 13724684, 17155855, 27449368, 34311710, 68623420, 137246840]

約数ペア:

[(1, 137246840), (2, 68623420), (4, 34311710), (5, 27449368), (8, 17155855), (10, 13724684), (20, 6862342), (40, 3431171)]