11902420

素因数分解:

$2^2\times 5^1\times {\mathrm{251}}^1\times {\mathrm{2371}}^1$

素因数の和:2631

約数の個数: 24

約数和(自身を含む): 25105248

約数和(自身を除く): 13202828

約数列:

[1, 2, 4, 5, 10, 20, 251, 502, 1004, 1255, 2371, 2510, 4742, 5020, 9484, 11855, 23710, 47420, 595121, 1190242, 2380484, 2975605, 5951210, 11902420]

約数ペア:

[(1, 11902420), (2, 5951210), (4, 2975605), (5, 2380484), (10, 1190242), (20, 595121), (251, 47420), (502, 23710), (1004, 11855), (1255, 9484), (2371, 5020), (2510, 4742)]