923648920

素因数分解:

$2^3\times 5^1\times {\mathrm{1601}}^1\times {\mathrm{14423}}^1$

素因数の和:16035

約数の個数: 32

約数和(自身を含む): 2079652320

約数和(自身を除く): 1156003400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1601, 3202, 6404, 8005, 12808, 14423, 16010, 28846, 32020, 57692, 64040, 72115, 115384, 144230, 288460, 576920, 23091223, 46182446, 92364892, 115456115, 184729784, 230912230, 461824460, 923648920]

約数ペア:

[(1, 923648920), (2, 461824460), (4, 230912230), (5, 184729784), (8, 115456115), (10, 92364892), (20, 46182446), (40, 23091223), (1601, 576920), (3202, 288460), (6404, 144230), (8005, 115384), (12808, 72115), (14423, 64040), (16010, 57692), (28846, 32020)]