31965920

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{28541}}^1$

素因数の和:28563

約数の個数: 48

約数和(自身を含む): 86311008

約数和(自身を除く): 54345088

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 28541, 57082, 114164, 142705, 199787, 228328, 285410, 399574, 456656, 570820, 799148, 913312, 998935, 1141640, 1598296, 1997870, 2283280, 3196592, 3995740, 4566560, 6393184, 7991480, 15982960, 31965920]

約数ペア:

[(1, 31965920), (2, 15982960), (4, 7991480), (5, 6393184), (7, 4566560), (8, 3995740), (10, 3196592), (14, 2283280), (16, 1997870), (20, 1598296), (28, 1141640), (32, 998935), (35, 913312), (40, 799148), (56, 570820), (70, 456656), (80, 399574), (112, 285410), (140, 228328), (160, 199787), (224, 142705), (280, 114164), (560, 57082), (1120, 28541)]