20163397260

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{251}}^1\times {\mathrm{1338871}}^1$

素因数の和:1339134

約数の個数: 48

約数和(自身を含む): 56682484992

約数和(自身を除く): 36519087732

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 251, 502, 753, 1004, 1255, 1506, 2510, 3012, 3765, 5020, 7530, 15060, 1338871, 2677742, 4016613, 5355484, 6694355, 8033226, 13388710, 16066452, 20083065, 26777420, 40166130, 80332260, 336056621, 672113242, 1008169863, 1344226484, 1680283105, 2016339726, 3360566210, 4032679452, 5040849315, 6721132420, 10081698630, 20163397260]

約数ペア:

[(1, 20163397260), (2, 10081698630), (3, 6721132420), (4, 5040849315), (5, 4032679452), (6, 3360566210), (10, 2016339726), (12, 1680283105), (15, 1344226484), (20, 1008169863), (30, 672113242), (60, 336056621), (251, 80332260), (502, 40166130), (753, 26777420), (1004, 20083065), (1255, 16066452), (1506, 13388710), (2510, 8033226), (3012, 6694355), (3765, 5355484), (5020, 4016613), (7530, 2677742), (15060, 1338871)]