235363720

素因数分解:

$2^3\times 5^1\times {\mathrm{643}}^1\times {\mathrm{9151}}^1$

素因数の和:9805

約数の個数: 32

約数和(自身を含む): 530449920

約数和(自身を除く): 295086200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 643, 1286, 2572, 3215, 5144, 6430, 9151, 12860, 18302, 25720, 36604, 45755, 73208, 91510, 183020, 366040, 5884093, 11768186, 23536372, 29420465, 47072744, 58840930, 117681860, 235363720]

約数ペア:

[(1, 235363720), (2, 117681860), (4, 58840930), (5, 47072744), (8, 29420465), (10, 23536372), (20, 11768186), (40, 5884093), (643, 366040), (1286, 183020), (2572, 91510), (3215, 73208), (5144, 45755), (6430, 36604), (9151, 25720), (12860, 18302)]