55527220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{396623}}^1$

素因数の和:396639

約数の個数: 24

約数和(自身を含む): 133265664

約数和(自身を除く): 77738444

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 396623, 793246, 1586492, 1983115, 2776361, 3966230, 5552722, 7932460, 11105444, 13881805, 27763610, 55527220]

約数ペア:

[(1, 55527220), (2, 27763610), (4, 13881805), (5, 11105444), (7, 7932460), (10, 5552722), (14, 3966230), (20, 2776361), (28, 1983115), (35, 1586492), (70, 793246), (140, 396623)]