57415480

素因数分解:

$2^3\times 5^1\times {\mathrm{199}}^1\times {\mathrm{7213}}^1$

素因数の和:7423

約数の個数: 32

約数和(自身を含む): 129852000

約数和(自身を除く): 72436520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 199, 398, 796, 995, 1592, 1990, 3980, 7213, 7960, 14426, 28852, 36065, 57704, 72130, 144260, 288520, 1435387, 2870774, 5741548, 7176935, 11483096, 14353870, 28707740, 57415480]

約数ペア:

[(1, 57415480), (2, 28707740), (4, 14353870), (5, 11483096), (8, 7176935), (10, 5741548), (20, 2870774), (40, 1435387), (199, 288520), (398, 144260), (796, 72130), (995, 57704), (1592, 36065), (1990, 28852), (3980, 14426), (7213, 7960)]