201386960

素因数分解:

$2^4\times 5^1\times {\mathrm{349}}^1\times {\mathrm{7213}}^1$

素因数の和:7575

約数の個数: 40

約数和(自身を含む): 469631400

約数和(自身を除く): 268244440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 349, 698, 1396, 1745, 2792, 3490, 5584, 6980, 7213, 13960, 14426, 27920, 28852, 36065, 57704, 72130, 115408, 144260, 288520, 577040, 2517337, 5034674, 10069348, 12586685, 20138696, 25173370, 40277392, 50346740, 100693480, 201386960]

約数ペア:

[(1, 201386960), (2, 100693480), (4, 50346740), (5, 40277392), (8, 25173370), (10, 20138696), (16, 12586685), (20, 10069348), (40, 5034674), (80, 2517337), (349, 577040), (698, 288520), (1396, 144260), (1745, 115408), (2792, 72130), (3490, 57704), (5584, 36065), (6980, 28852), (7213, 27920), (13960, 14426)]