2015457320

素因数分解:

$2^3\times 5^1\times {\mathrm{1009}}^1\times {\mathrm{49937}}^1$

素因数の和:50957

約数の個数: 32

約数和(自身を含む): 4539364200

約数和(自身を除く): 2523906880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1009, 2018, 4036, 5045, 8072, 10090, 20180, 40360, 49937, 99874, 199748, 249685, 399496, 499370, 998740, 1997480, 50386433, 100772866, 201545732, 251932165, 403091464, 503864330, 1007728660, 2015457320]

約数ペア:

[(1, 2015457320), (2, 1007728660), (4, 503864330), (5, 403091464), (8, 251932165), (10, 201545732), (20, 100772866), (40, 50386433), (1009, 1997480), (2018, 998740), (4036, 499370), (5045, 399496), (8072, 249685), (10090, 199748), (20180, 99874), (40360, 49937)]