40245884

素因数分解:

$2^2\times 7^1\times {\mathrm{277}}^1\times {\mathrm{5189}}^1$

素因数の和:5477

約数の個数: 24

約数和(自身を含む): 80797920

約数和(自身を除く): 40552036

約数列:

[1, 2, 4, 7, 14, 28, 277, 554, 1108, 1939, 3878, 5189, 7756, 10378, 20756, 36323, 72646, 145292, 1437353, 2874706, 5749412, 10061471, 20122942, 40245884]

約数ペア:

[(1, 40245884), (2, 20122942), (4, 10061471), (7, 5749412), (14, 2874706), (28, 1437353), (277, 145292), (554, 72646), (1108, 36323), (1939, 20756), (3878, 10378), (5189, 7756)]