18382960

素因数分解:

$2^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{3767}}^1$

素因数の和:3841

約数の個数: 40

約数和(自身を含む): 43452576

約数和(自身を除く): 25069616

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 61, 80, 122, 244, 305, 488, 610, 976, 1220, 2440, 3767, 4880, 7534, 15068, 18835, 30136, 37670, 60272, 75340, 150680, 229787, 301360, 459574, 919148, 1148935, 1838296, 2297870, 3676592, 4595740, 9191480, 18382960]

約数ペア:

[(1, 18382960), (2, 9191480), (4, 4595740), (5, 3676592), (8, 2297870), (10, 1838296), (16, 1148935), (20, 919148), (40, 459574), (61, 301360), (80, 229787), (122, 150680), (244, 75340), (305, 60272), (488, 37670), (610, 30136), (976, 18835), (1220, 15068), (2440, 7534), (3767, 4880)]