13422440

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{5501}}^1$

素因数の和:5573

約数の個数: 32

約数和(自身を含む): 30701160

約数和(自身を除く): 17278720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1220, 2440, 5501, 11002, 22004, 27505, 44008, 55010, 110020, 220040, 335561, 671122, 1342244, 1677805, 2684488, 3355610, 6711220, 13422440]

約数ペア:

[(1, 13422440), (2, 6711220), (4, 3355610), (5, 2684488), (8, 1677805), (10, 1342244), (20, 671122), (40, 335561), (61, 220040), (122, 110020), (244, 55010), (305, 44008), (488, 27505), (610, 22004), (1220, 11002), (2440, 5501)]