61019620

素因数分解:

$2^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{19433}}^1$

素因数の和:19599

約数の個数: 24

約数和(自身を含む): 128964024

約数和(自身を除く): 67944404

約数列:

[1, 2, 4, 5, 10, 20, 157, 314, 628, 785, 1570, 3140, 19433, 38866, 77732, 97165, 194330, 388660, 3050981, 6101962, 12203924, 15254905, 30509810, 61019620]

約数ペア:

[(1, 61019620), (2, 30509810), (4, 15254905), (5, 12203924), (10, 6101962), (20, 3050981), (157, 388660), (314, 194330), (628, 97165), (785, 77732), (1570, 38866), (3140, 19433)]