28562960

素因数分解:

$2^4\times 5^1\times {\mathrm{557}}^1\times {\mathrm{641}}^1$

素因数の和:1211

約数の個数: 40

約数和(自身を含む): 66631896

約数和(自身を除く): 38068936

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 557, 641, 1114, 1282, 2228, 2564, 2785, 3205, 4456, 5128, 5570, 6410, 8912, 10256, 11140, 12820, 22280, 25640, 44560, 51280, 357037, 714074, 1428148, 1785185, 2856296, 3570370, 5712592, 7140740, 14281480, 28562960]

約数ペア:

[(1, 28562960), (2, 14281480), (4, 7140740), (5, 5712592), (8, 3570370), (10, 2856296), (16, 1785185), (20, 1428148), (40, 714074), (80, 357037), (557, 51280), (641, 44560), (1114, 25640), (1282, 22280), (2228, 12820), (2564, 11140), (2785, 10256), (3205, 8912), (4456, 6410), (5128, 5570)]