8044280

素因数分解:

$2^3\times 5^1\times {\mathrm{201107}}^1$

素因数の和:201118

約数の個数: 16

約数和(自身を含む): 18099720

約数和(自身を除く): 10055440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 201107, 402214, 804428, 1005535, 1608856, 2011070, 4022140, 8044280]

約数ペア:

[(1, 8044280), (2, 4022140), (4, 2011070), (5, 1608856), (8, 1005535), (10, 804428), (20, 402214), (40, 201107)]