28226240

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{12601}}^1$

素因数の和:12625

約数の個数: 56

約数和(自身を含む): 76821792

約数和(自身を除く): 48595552

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 224, 280, 320, 448, 560, 1120, 2240, 12601, 25202, 50404, 63005, 88207, 100808, 126010, 176414, 201616, 252020, 352828, 403232, 441035, 504040, 705656, 806464, 882070, 1008080, 1411312, 1764140, 2016160, 2822624, 3528280, 4032320, 5645248, 7056560, 14113120, 28226240]

約数ペア:

[(1, 28226240), (2, 14113120), (4, 7056560), (5, 5645248), (7, 4032320), (8, 3528280), (10, 2822624), (14, 2016160), (16, 1764140), (20, 1411312), (28, 1008080), (32, 882070), (35, 806464), (40, 705656), (56, 504040), (64, 441035), (70, 403232), (80, 352828), (112, 252020), (140, 201616), (160, 176414), (224, 126010), (280, 100808), (320, 88207), (448, 63005), (560, 50404), (1120, 25202), (2240, 12601)]