20354220

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{37693}}^1$

素因数の和:37711

約数の個数: 48

約数和(自身を含む): 63325920

約数和(自身を除く): 42971700

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 37693, 75386, 113079, 150772, 188465, 226158, 339237, 376930, 452316, 565395, 678474, 753860, 1017711, 1130790, 1356948, 1696185, 2035422, 2261580, 3392370, 4070844, 5088555, 6784740, 10177110, 20354220]

約数ペア:

[(1, 20354220), (2, 10177110), (3, 6784740), (4, 5088555), (5, 4070844), (6, 3392370), (9, 2261580), (10, 2035422), (12, 1696185), (15, 1356948), (18, 1130790), (20, 1017711), (27, 753860), (30, 678474), (36, 565395), (45, 452316), (54, 376930), (60, 339237), (90, 226158), (108, 188465), (135, 150772), (180, 113079), (270, 75386), (540, 37693)]