20688060

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{344801}}^1$

素因数の和:344813

約数の個数: 24

約数和(自身を含む): 57926736

約数和(自身を除く): 37238676

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 344801, 689602, 1034403, 1379204, 1724005, 2068806, 3448010, 4137612, 5172015, 6896020, 10344030, 20688060]

約数ペア:

[(1, 20688060), (2, 10344030), (3, 6896020), (4, 5172015), (5, 4137612), (6, 3448010), (10, 2068806), (12, 1724005), (15, 1379204), (20, 1034403), (30, 689602), (60, 344801)]