53643280

素因数分解:

$2^4\times 5^1\times {\mathrm{670541}}^1$

素因数の和:670554

約数の個数: 20

約数和(自身を含む): 124720812

約数和(自身を除く): 71077532

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 670541, 1341082, 2682164, 3352705, 5364328, 6705410, 10728656, 13410820, 26821640, 53643280]

約数ペア:

[(1, 53643280), (2, 26821640), (4, 13410820), (5, 10728656), (8, 6705410), (10, 5364328), (16, 3352705), (20, 2682164), (40, 1341082), (80, 670541)]