20151310

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{107}}^1\times {\mathrm{509}}^1$

素因数の和:660

約数の個数: 32

約数和(自身を含む): 37674720

約数和(自身を除く): 17523410

約数列:

[1, 2, 5, 10, 37, 74, 107, 185, 214, 370, 509, 535, 1018, 1070, 2545, 3959, 5090, 7918, 18833, 19795, 37666, 39590, 54463, 94165, 108926, 188330, 272315, 544630, 2015131, 4030262, 10075655, 20151310]

約数ペア:

[(1, 20151310), (2, 10075655), (5, 4030262), (10, 2015131), (37, 544630), (74, 272315), (107, 188330), (185, 108926), (214, 94165), (370, 54463), (509, 39590), (535, 37666), (1018, 19795), (1070, 18833), (2545, 7918), (3959, 5090)]