54955760

素因数分解:

$2^4\times 5^1\times {\mathrm{686947}}^1$

素因数の和:686960

約数の個数: 20

約数和(自身を含む): 127772328

約数和(自身を除く): 72816568

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 686947, 1373894, 2747788, 3434735, 5495576, 6869470, 10991152, 13738940, 27477880, 54955760]

約数ペア:

[(1, 54955760), (2, 27477880), (4, 13738940), (5, 10991152), (8, 6869470), (10, 5495576), (16, 3434735), (20, 2747788), (40, 1373894), (80, 686947)]