1118017720

素因数分解:

$2^3\times 5^1\times {\mathrm{337}}^1\times {\mathrm{82939}}^1$

素因数の和:83287

約数の個数: 32

約数和(自身を含む): 2523034800

約数和(自身を除く): 1405017080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 337, 674, 1348, 1685, 2696, 3370, 6740, 13480, 82939, 165878, 331756, 414695, 663512, 829390, 1658780, 3317560, 27950443, 55900886, 111801772, 139752215, 223603544, 279504430, 559008860, 1118017720]

約数ペア:

[(1, 1118017720), (2, 559008860), (4, 279504430), (5, 223603544), (8, 139752215), (10, 111801772), (20, 55900886), (40, 27950443), (337, 3317560), (674, 1658780), (1348, 829390), (1685, 663512), (2696, 414695), (3370, 331756), (6740, 165878), (13480, 82939)]