55011640

素因数分解:

$2^3\times 5^1\times {\mathrm{491}}^1\times {\mathrm{2801}}^1$

素因数の和:3303

約数の個数: 32

約数和(自身を含む): 124072560

約数和(自身を除く): 69060920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 491, 982, 1964, 2455, 2801, 3928, 4910, 5602, 9820, 11204, 14005, 19640, 22408, 28010, 56020, 112040, 1375291, 2750582, 5501164, 6876455, 11002328, 13752910, 27505820, 55011640]

約数ペア:

[(1, 55011640), (2, 27505820), (4, 13752910), (5, 11002328), (8, 6876455), (10, 5501164), (20, 2750582), (40, 1375291), (491, 112040), (982, 56020), (1964, 28010), (2455, 22408), (2801, 19640), (3928, 14005), (4910, 11204), (5602, 9820)]