20001064130

素因数分解:

$2^1\times 5^1\times {\mathrm{2011}}^1\times {\mathrm{994583}}^1$

素因数の和:996601

約数の個数: 16

約数和(自身を含む): 36019854144

約数和(自身を除く): 16018790014

約数列:

[1, 2, 5, 10, 2011, 4022, 10055, 20110, 994583, 1989166, 4972915, 9945830, 2000106413, 4000212826, 10000532065, 20001064130]

約数ペア:

[(1, 20001064130), (2, 10000532065), (5, 4000212826), (10, 2000106413), (2011, 9945830), (4022, 4972915), (10055, 1989166), (20110, 994583)]