40669360

素因数分解:

$2^4\times 5^1\times {\mathrm{508367}}^1$

素因数の和:508380

約数の個数: 20

約数和(自身を含む): 94556448

約数和(自身を除く): 53887088

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 508367, 1016734, 2033468, 2541835, 4066936, 5083670, 8133872, 10167340, 20334680, 40669360]

約数ペア:

[(1, 40669360), (2, 20334680), (4, 10167340), (5, 8133872), (8, 5083670), (10, 4066936), (16, 2541835), (20, 2033468), (40, 1016734), (80, 508367)]