4042880

素因数分解:

$2^7\times 5^1\times {\mathrm{6317}}^1$

素因数の和:6336

約数の個数: 32

約数和(自身を含む): 9666540

約数和(自身を除く): 5623660

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 6317, 12634, 25268, 31585, 50536, 63170, 101072, 126340, 202144, 252680, 404288, 505360, 808576, 1010720, 2021440, 4042880]

約数ペア:

[(1, 4042880), (2, 2021440), (4, 1010720), (5, 808576), (8, 505360), (10, 404288), (16, 252680), (20, 202144), (32, 126340), (40, 101072), (64, 63170), (80, 50536), (128, 31585), (160, 25268), (320, 12634), (640, 6317)]