4083440

素因数分解:

$2^4\times 5^1\times {\mathrm{51043}}^1$

素因数の和:51056

約数の個数: 20

約数和(自身を含む): 9494184

約数和(自身を除く): 5410744

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 51043, 102086, 204172, 255215, 408344, 510430, 816688, 1020860, 2041720, 4083440]

約数ペア:

[(1, 4083440), (2, 2041720), (4, 1020860), (5, 816688), (8, 510430), (10, 408344), (16, 255215), (20, 204172), (40, 102086), (80, 51043)]