15154520

素因数分解:

$2^3\times 5^1\times {\mathrm{227}}^1\times {\mathrm{1669}}^1$

素因数の和:1907

約数の個数: 32

約数和(自身を含む): 34268400

約数和(自身を除く): 19113880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 227, 454, 908, 1135, 1669, 1816, 2270, 3338, 4540, 6676, 8345, 9080, 13352, 16690, 33380, 66760, 378863, 757726, 1515452, 1894315, 3030904, 3788630, 7577260, 15154520]

約数ペア:

[(1, 15154520), (2, 7577260), (4, 3788630), (5, 3030904), (8, 1894315), (10, 1515452), (20, 757726), (40, 378863), (227, 66760), (454, 33380), (908, 16690), (1135, 13352), (1669, 9080), (1816, 8345), (2270, 6676), (3338, 4540)]