2146138420

素因数分解:

$2^2\times 5^1\times {\mathrm{12479}}^1\times {\mathrm{8599}}^1$

素因数の和:21087

約数の個数: 24

約数和(自身を含む): 4507776000

約数和(自身を除く): 2361637580

約数列:

[1, 2, 4, 5, 10, 20, 8599, 12479, 17198, 24958, 34396, 42995, 49916, 62395, 85990, 124790, 171980, 249580, 107306921, 214613842, 429227684, 536534605, 1073069210, 2146138420]

約数ペア:

[(1, 2146138420), (2, 1073069210), (4, 536534605), (5, 429227684), (10, 214613842), (20, 107306921), (8599, 249580), (12479, 171980), (17198, 124790), (24958, 85990), (34396, 62395), (42995, 49916)]