55864880

素因数分解:

$2^4\times 5^1\times {\mathrm{698311}}^1$

素因数の和:698324

約数の個数: 20

約数和(自身を含む): 129886032

約数和(自身を除く): 74021152

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 698311, 1396622, 2793244, 3491555, 5586488, 6983110, 11172976, 13966220, 27932440, 55864880]

約数ペア:

[(1, 55864880), (2, 27932440), (4, 13966220), (5, 11172976), (8, 6983110), (10, 5586488), (16, 3491555), (20, 2793244), (40, 1396622), (80, 698311)]