80454539530

素因数分解:

$2^1\times 5^1\times {\mathrm{2011}}^1\times {\mathrm{4000723}}^1$

素因数の和:4002741

約数の個数: 16

約数和(自身を含む): 144890220384

約数和(自身を除く): 64435680854

約数列:

[1, 2, 5, 10, 2011, 4022, 10055, 20110, 4000723, 8001446, 20003615, 40007230, 8045453953, 16090907906, 40227269765, 80454539530]

約数ペア:

[(1, 80454539530), (2, 40227269765), (5, 16090907906), (10, 8045453953), (2011, 40007230), (4022, 20003615), (10055, 8001446), (20110, 4000723)]