73045420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{521753}}^1$

素因数の和:521769

約数の個数: 24

約数和(自身を含む): 175309344

約数和(自身を除く): 102263924

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 521753, 1043506, 2087012, 2608765, 3652271, 5217530, 7304542, 10435060, 14609084, 18261355, 36522710, 73045420]

約数ペア:

[(1, 73045420), (2, 36522710), (4, 18261355), (5, 14609084), (7, 10435060), (10, 7304542), (14, 5217530), (20, 3652271), (28, 2608765), (35, 2087012), (70, 1043506), (140, 521753)]