56649520

素因数分解:

$2^4\times 5^1\times {\mathrm{708119}}^1$

素因数の和:708132

約数の個数: 20

約数和(自身を含む): 131710320

約数和(自身を除く): 75060800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 708119, 1416238, 2832476, 3540595, 5664952, 7081190, 11329904, 14162380, 28324760, 56649520]

約数ペア:

[(1, 56649520), (2, 28324760), (4, 14162380), (5, 11329904), (8, 7081190), (10, 5664952), (16, 3540595), (20, 2832476), (40, 1416238), (80, 708119)]