39098080

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{4987}}^1$

素因数の和:5016

約数の個数: 72

約数和(自身を含む): 107471448

約数和(自身を除く): 68373368

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 392, 490, 560, 784, 980, 1120, 1568, 1960, 3920, 4987, 7840, 9974, 19948, 24935, 34909, 39896, 49870, 69818, 79792, 99740, 139636, 159584, 174545, 199480, 244363, 279272, 349090, 398960, 488726, 558544, 698180, 797920, 977452, 1117088, 1221815, 1396360, 1954904, 2443630, 2792720, 3909808, 4887260, 5585440, 7819616, 9774520, 19549040, 39098080]

約数ペア:

[(1, 39098080), (2, 19549040), (4, 9774520), (5, 7819616), (7, 5585440), (8, 4887260), (10, 3909808), (14, 2792720), (16, 2443630), (20, 1954904), (28, 1396360), (32, 1221815), (35, 1117088), (40, 977452), (49, 797920), (56, 698180), (70, 558544), (80, 488726), (98, 398960), (112, 349090), (140, 279272), (160, 244363), (196, 199480), (224, 174545), (245, 159584), (280, 139636), (392, 99740), (490, 79792), (560, 69818), (784, 49870), (980, 39896), (1120, 34909), (1568, 24935), (1960, 19948), (3920, 9974), (4987, 7840)]