20882555480

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{337}}^1\times {\mathrm{53419}}^1$

素因数の和:53796

約数の個数: 64

約数和(自身を含む): 48751092000

約数和(自身を除く): 27868536520

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 337, 580, 674, 1160, 1348, 1685, 2696, 3370, 6740, 9773, 13480, 19546, 39092, 48865, 53419, 78184, 97730, 106838, 195460, 213676, 267095, 390920, 427352, 534190, 1068380, 1549151, 2136760, 3098302, 6196604, 7745755, 12393208, 15491510, 18002203, 30983020, 36004406, 61966040, 72008812, 90011015, 144017624, 180022030, 360044060, 522063887, 720088120, 1044127774, 2088255548, 2610319435, 4176511096, 5220638870, 10441277740, 20882555480]

約数ペア:

[(1, 20882555480), (2, 10441277740), (4, 5220638870), (5, 4176511096), (8, 2610319435), (10, 2088255548), (20, 1044127774), (29, 720088120), (40, 522063887), (58, 360044060), (116, 180022030), (145, 144017624), (232, 90011015), (290, 72008812), (337, 61966040), (580, 36004406), (674, 30983020), (1160, 18002203), (1348, 15491510), (1685, 12393208), (2696, 7745755), (3370, 6196604), (6740, 3098302), (9773, 2136760), (13480, 1549151), (19546, 1068380), (39092, 534190), (48865, 427352), (53419, 390920), (78184, 267095), (97730, 213676), (106838, 195460)]