248879748080

素因数分解:

$2^4\times 5^1\times {\mathrm{2543}}^1\times {\mathrm{1223357}}^1$

素因数の和:1225913

約数の個数: 40

約数和(自身を含む): 578873431872

約数和(自身を除く): 329993683792

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2543, 5086, 10172, 12715, 20344, 25430, 40688, 50860, 101720, 203440, 1223357, 2446714, 4893428, 6116785, 9786856, 12233570, 19573712, 24467140, 48934280, 97868560, 3110996851, 6221993702, 12443987404, 15554984255, 24887974808, 31109968510, 49775949616, 62219937020, 124439874040, 248879748080]

約数ペア:

[(1, 248879748080), (2, 124439874040), (4, 62219937020), (5, 49775949616), (8, 31109968510), (10, 24887974808), (16, 15554984255), (20, 12443987404), (40, 6221993702), (80, 3110996851), (2543, 97868560), (5086, 48934280), (10172, 24467140), (12715, 19573712), (20344, 12233570), (25430, 9786856), (40688, 6116785), (50860, 4893428), (101720, 2446714), (203440, 1223357)]