29898760

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{17383}}^1$

素因数の和:17437

約数の個数: 32

約数和(自身を含む): 68840640

約数和(自身を除く): 38941880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 17383, 34766, 69532, 86915, 139064, 173830, 347660, 695320, 747469, 1494938, 2989876, 3737345, 5979752, 7474690, 14949380, 29898760]

約数ペア:

[(1, 29898760), (2, 14949380), (4, 7474690), (5, 5979752), (8, 3737345), (10, 2989876), (20, 1494938), (40, 747469), (43, 695320), (86, 347660), (172, 173830), (215, 139064), (344, 86915), (430, 69532), (860, 34766), (1720, 17383)]