28384040

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{24469}}^1$

素因数の和:24509

約数の個数: 32

約数和(自身を含む): 66069000

約数和(自身を除く): 37684960

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 1160, 24469, 48938, 97876, 122345, 195752, 244690, 489380, 709601, 978760, 1419202, 2838404, 3548005, 5676808, 7096010, 14192020, 28384040]

約数ペア:

[(1, 28384040), (2, 14192020), (4, 7096010), (5, 5676808), (8, 3548005), (10, 2838404), (20, 1419202), (29, 978760), (40, 709601), (58, 489380), (116, 244690), (145, 195752), (232, 122345), (290, 97876), (580, 48938), (1160, 24469)]