138716420

素因数分解:

$2^2\times 5^1\times {\mathrm{599}}^1\times {\mathrm{11579}}^1$

素因数の和:12187

約数の個数: 24

約数和(自身を含む): 291816000

約数和(自身を除く): 153099580

約数列:

[1, 2, 4, 5, 10, 20, 599, 1198, 2396, 2995, 5990, 11579, 11980, 23158, 46316, 57895, 115790, 231580, 6935821, 13871642, 27743284, 34679105, 69358210, 138716420]

約数ペア:

[(1, 138716420), (2, 69358210), (4, 34679105), (5, 27743284), (10, 13871642), (20, 6935821), (599, 231580), (1198, 115790), (2396, 57895), (2995, 46316), (5990, 23158), (11579, 11980)]