54793220

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{66821}}^1$

素因数の和:66871

約数の個数: 24

約数和(自身を含む): 117874008

約数和(自身を除く): 63080788

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 66821, 133642, 267284, 334105, 668210, 1336420, 2739661, 5479322, 10958644, 13698305, 27396610, 54793220]

約数ペア:

[(1, 54793220), (2, 27396610), (4, 13698305), (5, 10958644), (10, 5479322), (20, 2739661), (41, 1336420), (82, 668210), (164, 334105), (205, 267284), (410, 133642), (820, 66821)]