2018777950

素因数分解:

$2^1\times 5^2\times 7^3\times {\mathrm{53}}^1\times {\mathrm{2221}}^1$

素因数の和:2307

約数の個数: 96

約数和(自身を含む): 4463553600

約数和(自身を除く): 2444775650

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 49, 50, 53, 70, 98, 106, 175, 245, 265, 343, 350, 371, 490, 530, 686, 742, 1225, 1325, 1715, 1855, 2221, 2450, 2597, 2650, 3430, 3710, 4442, 5194, 8575, 9275, 11105, 12985, 15547, 17150, 18179, 18550, 22210, 25970, 31094, 36358, 55525, 64925, 77735, 90895, 108829, 111050, 117713, 129850, 155470, 181790, 217658, 235426, 388675, 454475, 544145, 588565, 761803, 777350, 823991, 908950, 1088290, 1177130, 1523606, 1647982, 2720725, 2942825, 3809015, 4119955, 5441450, 5767937, 5885650, 7618030, 8239910, 11535874, 19045075, 20599775, 28839685, 38090150, 40375559, 41199550, 57679370, 80751118, 144198425, 201877795, 288396850, 403755590, 1009388975, 2018777950]

約数ペア:

[(1, 2018777950), (2, 1009388975), (5, 403755590), (7, 288396850), (10, 201877795), (14, 144198425), (25, 80751118), (35, 57679370), (49, 41199550), (50, 40375559), (53, 38090150), (70, 28839685), (98, 20599775), (106, 19045075), (175, 11535874), (245, 8239910), (265, 7618030), (343, 5885650), (350, 5767937), (371, 5441450), (490, 4119955), (530, 3809015), (686, 2942825), (742, 2720725), (1225, 1647982), (1325, 1523606), (1715, 1177130), (1855, 1088290), (2221, 908950), (2450, 823991), (2597, 777350), (2650, 761803), (3430, 588565), (3710, 544145), (4442, 454475), (5194, 388675), (8575, 235426), (9275, 217658), (11105, 181790), (12985, 155470), (15547, 129850), (17150, 117713), (18179, 111050), (18550, 108829), (22210, 90895), (25970, 77735), (31094, 64925), (36358, 55525)]