20061280

素因数分解:

$2^5\times 5^1\times {\mathrm{125383}}^1$

素因数の和:125398

約数の個数: 24

約数和(自身を含む): 47395152

約数和(自身を除く): 27333872

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 125383, 250766, 501532, 626915, 1003064, 1253830, 2006128, 2507660, 4012256, 5015320, 10030640, 20061280]

約数ペア:

[(1, 20061280), (2, 10030640), (4, 5015320), (5, 4012256), (8, 2507660), (10, 2006128), (16, 1253830), (20, 1003064), (32, 626915), (40, 501532), (80, 250766), (160, 125383)]