24979280

素因数分解:

$2^4\times 5^1\times {\mathrm{312241}}^1$

素因数の和:312254

約数の個数: 20

約数和(自身を含む): 58077012

約数和(自身を除く): 33097732

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 312241, 624482, 1248964, 1561205, 2497928, 3122410, 4995856, 6244820, 12489640, 24979280]

約数ペア:

[(1, 24979280), (2, 12489640), (4, 6244820), (5, 4995856), (8, 3122410), (10, 2497928), (16, 1561205), (20, 1248964), (40, 624482), (80, 312241)]