2792720

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{4987}}^1$

素因数の和:5007

約数の個数: 40

約数和(自身を含む): 7422144

約数和(自身を除く): 4629424

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 4987, 9974, 19948, 24935, 34909, 39896, 49870, 69818, 79792, 99740, 139636, 174545, 199480, 279272, 349090, 398960, 558544, 698180, 1396360, 2792720]

約数ペア:

[(1, 2792720), (2, 1396360), (4, 698180), (5, 558544), (7, 398960), (8, 349090), (10, 279272), (14, 199480), (16, 174545), (20, 139636), (28, 99740), (35, 79792), (40, 69818), (56, 49870), (70, 39896), (80, 34909), (112, 24935), (140, 19948), (280, 9974), (560, 4987)]