420086

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{109}}^1$

素因数の和:199

約数の個数: 16

約数和(自身を含む): 665280

約数和(自身を除く): 245194

約数列:

[1, 2, 41, 47, 82, 94, 109, 218, 1927, 3854, 4469, 5123, 8938, 10246, 210043, 420086]

約数ペア:

[(1, 420086), (2, 210043), (41, 10246), (47, 8938), (82, 5123), (94, 4469), (109, 3854), (218, 1927)]