12880420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{92003}}^1$

素因数の和:92019

約数の個数: 24

約数和(自身を含む): 30913344

約数和(自身を除く): 18032924

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 92003, 184006, 368012, 460015, 644021, 920030, 1288042, 1840060, 2576084, 3220105, 6440210, 12880420]

約数ペア:

[(1, 12880420), (2, 6440210), (4, 3220105), (5, 2576084), (7, 1840060), (10, 1288042), (14, 920030), (20, 644021), (28, 460015), (35, 368012), (70, 184006), (140, 92003)]