40280330

素因数分解:

$2^1\times 5^1\times {\mathrm{2003}}^1\times {\mathrm{2011}}^1$

素因数の和:4021

約数の個数: 16

約数和(自身を含む): 72576864

約数和(自身を除く): 32296534

約数列:

[1, 2, 5, 10, 2003, 2011, 4006, 4022, 10015, 10055, 20030, 20110, 4028033, 8056066, 20140165, 40280330]

約数ペア:

[(1, 40280330), (2, 20140165), (5, 8056066), (10, 4028033), (2003, 20110), (2011, 20030), (4006, 10055), (4022, 10015)]