4080542920

素因数分解:

$2^3\times 5^1\times {\mathrm{227}}^1\times {\mathrm{449399}}^1$

素因数の和:449637

約数の個数: 32

約数和(自身を含む): 9221688000

約数和(自身を除く): 5141145080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 227, 454, 908, 1135, 1816, 2270, 4540, 9080, 449399, 898798, 1797596, 2246995, 3595192, 4493990, 8987980, 17975960, 102013573, 204027146, 408054292, 510067865, 816108584, 1020135730, 2040271460, 4080542920]

約数ペア:

[(1, 4080542920), (2, 2040271460), (4, 1020135730), (5, 816108584), (8, 510067865), (10, 408054292), (20, 204027146), (40, 102013573), (227, 17975960), (454, 8987980), (908, 4493990), (1135, 3595192), (1816, 2246995), (2270, 1797596), (4540, 898798), (9080, 449399)]