20123557530

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{953}}^1\times {\mathrm{16369}}^1$

素因数の和:17375

約数の個数: 64

約数和(自身を含む): 49474592640

約数和(自身を除く): 29351035110

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 43, 86, 129, 215, 258, 430, 645, 953, 1290, 1906, 2859, 4765, 5718, 9530, 14295, 16369, 28590, 32738, 40979, 49107, 81845, 81958, 98214, 122937, 163690, 204895, 245535, 245874, 409790, 491070, 614685, 703867, 1229370, 1407734, 2111601, 3519335, 4223202, 7038670, 10558005, 15599657, 21116010, 31199314, 46798971, 77998285, 93597942, 155996570, 233994855, 467989710, 670785251, 1341570502, 2012355753, 3353926255, 4024711506, 6707852510, 10061778765, 20123557530]

約数ペア:

[(1, 20123557530), (2, 10061778765), (3, 6707852510), (5, 4024711506), (6, 3353926255), (10, 2012355753), (15, 1341570502), (30, 670785251), (43, 467989710), (86, 233994855), (129, 155996570), (215, 93597942), (258, 77998285), (430, 46798971), (645, 31199314), (953, 21116010), (1290, 15599657), (1906, 10558005), (2859, 7038670), (4765, 4223202), (5718, 3519335), (9530, 2111601), (14295, 1407734), (16369, 1229370), (28590, 703867), (32738, 614685), (40979, 491070), (49107, 409790), (81845, 245874), (81958, 245535), (98214, 204895), (122937, 163690)]