40486840

素因数分解:

$2^3\times 5^1\times {\mathrm{1012171}}^1$

素因数の和:1012182

約数の個数: 16

約数和(自身を含む): 91095480

約数和(自身を除く): 50608640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1012171, 2024342, 4048684, 5060855, 8097368, 10121710, 20243420, 40486840]

約数ペア:

[(1, 40486840), (2, 20243420), (4, 10121710), (5, 8097368), (8, 5060855), (10, 4048684), (20, 2024342), (40, 1012171)]