12123860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{86599}}^1$

素因数の和:86615

約数の個数: 24

約数和(自身を含む): 29097600

約数和(自身を除く): 16973740

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 86599, 173198, 346396, 432995, 606193, 865990, 1212386, 1731980, 2424772, 3030965, 6061930, 12123860]

約数ペア:

[(1, 12123860), (2, 6061930), (4, 3030965), (5, 2424772), (7, 1731980), (10, 1212386), (14, 865990), (20, 606193), (28, 432995), (35, 346396), (70, 173198), (140, 86599)]