1386771520

素因数分解:

$2^6\times 5^1\times {\mathrm{4333661}}^1$

素因数の和:4333678

約数の個数: 28

約数和(自身を含む): 3302250444

約数和(自身を除く): 1915478924

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 4333661, 8667322, 17334644, 21668305, 34669288, 43336610, 69338576, 86673220, 138677152, 173346440, 277354304, 346692880, 693385760, 1386771520]

約数ペア:

[(1, 1386771520), (2, 693385760), (4, 346692880), (5, 277354304), (8, 173346440), (10, 138677152), (16, 86673220), (20, 69338576), (32, 43336610), (40, 34669288), (64, 21668305), (80, 17334644), (160, 8667322), (320, 4333661)]