40479820

素因数分解:

$2^2\times 5^1\times {\mathrm{193}}^1\times {\mathrm{10487}}^1$

素因数の和:10689

約数の個数: 24

約数和(自身を含む): 85456224

約数和(自身を除く): 44976404

約数列:

[1, 2, 4, 5, 10, 20, 193, 386, 772, 965, 1930, 3860, 10487, 20974, 41948, 52435, 104870, 209740, 2023991, 4047982, 8095964, 10119955, 20239910, 40479820]

約数ペア:

[(1, 40479820), (2, 20239910), (4, 10119955), (5, 8095964), (10, 4047982), (20, 2023991), (193, 209740), (386, 104870), (772, 52435), (965, 41948), (1930, 20974), (3860, 10487)]