26479660

素因数分解:

$2^2\times 5^1\times {\mathrm{661}}^1\times {\mathrm{2003}}^1$

素因数の和:2673

約数の個数: 24

約数和(自身を含む): 55719216

約数和(自身を除く): 29239556

約数列:

[1, 2, 4, 5, 10, 20, 661, 1322, 2003, 2644, 3305, 4006, 6610, 8012, 10015, 13220, 20030, 40060, 1323983, 2647966, 5295932, 6619915, 13239830, 26479660]

約数ペア:

[(1, 26479660), (2, 13239830), (4, 6619915), (5, 5295932), (10, 2647966), (20, 1323983), (661, 40060), (1322, 20030), (2003, 13220), (2644, 10015), (3305, 8012), (4006, 6610)]