28351340

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{30161}}^1$

素因数の和:30217

約数の個数: 24

約数和(自身を含む): 60806592

約数和(自身を除く): 32455252

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 188, 235, 470, 940, 30161, 60322, 120644, 150805, 301610, 603220, 1417567, 2835134, 5670268, 7087835, 14175670, 28351340]

約数ペア:

[(1, 28351340), (2, 14175670), (4, 7087835), (5, 5670268), (10, 2835134), (20, 1417567), (47, 603220), (94, 301610), (188, 150805), (235, 120644), (470, 60322), (940, 30161)]