102804560

素因数分解:

$2^4\times 5^1\times {\mathrm{1285057}}^1$

素因数の和:1285070

約数の個数: 20

約数和(自身を含む): 239020788

約数和(自身を除く): 136216228

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1285057, 2570114, 5140228, 6425285, 10280456, 12850570, 20560912, 25701140, 51402280, 102804560]

約数ペア:

[(1, 102804560), (2, 51402280), (4, 25701140), (5, 20560912), (8, 12850570), (10, 10280456), (16, 6425285), (20, 5140228), (40, 2570114), (80, 1285057)]