20138431060

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{1551497}}^1$

素因数の和:1551576

約数の個数: 48

約数和(自身を含む): 46917299520

約数和(自身を除く): 26778868460

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 59, 110, 118, 220, 236, 295, 590, 649, 1180, 1298, 2596, 3245, 6490, 12980, 1551497, 3102994, 6205988, 7757485, 15514970, 17066467, 31029940, 34132934, 68265868, 85332335, 91538323, 170664670, 183076646, 341329340, 366153292, 457691615, 915383230, 1006921553, 1830766460, 2013843106, 4027686212, 5034607765, 10069215530, 20138431060]

約数ペア:

[(1, 20138431060), (2, 10069215530), (4, 5034607765), (5, 4027686212), (10, 2013843106), (11, 1830766460), (20, 1006921553), (22, 915383230), (44, 457691615), (55, 366153292), (59, 341329340), (110, 183076646), (118, 170664670), (220, 91538323), (236, 85332335), (295, 68265868), (590, 34132934), (649, 31029940), (1180, 17066467), (1298, 15514970), (2596, 7757485), (3245, 6205988), (6490, 3102994), (12980, 1551497)]