173020

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{211}}^1$

素因数の和:261

約数の個数: 24

約数和(自身を含む): 373968

約数和(自身を除く): 200948

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 211, 410, 422, 820, 844, 1055, 2110, 4220, 8651, 17302, 34604, 43255, 86510, 173020]

約数ペア:

[(1, 173020), (2, 86510), (4, 43255), (5, 34604), (10, 17302), (20, 8651), (41, 4220), (82, 2110), (164, 1055), (205, 844), (211, 820), (410, 422)]