15480220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{110573}}^1$

素因数の和:110589

約数の個数: 24

約数和(自身を含む): 37152864

約数和(自身を除く): 21672644

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 110573, 221146, 442292, 552865, 774011, 1105730, 1548022, 2211460, 3096044, 3870055, 7740110, 15480220]

約数ペア:

[(1, 15480220), (2, 7740110), (4, 3870055), (5, 3096044), (7, 2211460), (10, 1548022), (14, 1105730), (20, 774011), (28, 552865), (35, 442292), (70, 221146), (140, 110573)]