1958900120

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{337}}^1\times {\mathrm{5011}}^1$

素因数の和:5388

約数の個数: 64

約数和(自身を含む): 4573951200

約数和(自身を除く): 2615051080

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, 5011, 6740, 9773, 10022, 13480, 19546, 20044, 25055, 39092, 40088, 48865, 50110, 78184, 97730, 100220, 145319, 195460, 200440, 290638, 390920, 581276, 726595, 1162552, 1453190, 1688707, 2906380, 3377414, 5812760, 6754828, 8443535, 13509656, 16887070, 33774140, 48972503, 67548280, 97945006, 195890012, 244862515, 391780024, 489725030, 979450060, 1958900120]

約数ペア:

[(1, 1958900120), (2, 979450060), (4, 489725030), (5, 391780024), (8, 244862515), (10, 195890012), (20, 97945006), (29, 67548280), (40, 48972503), (58, 33774140), (116, 16887070), (145, 13509656), (232, 8443535), (290, 6754828), (337, 5812760), (580, 3377414), (674, 2906380), (1160, 1688707), (1348, 1453190), (1685, 1162552), (2696, 726595), (3370, 581276), (5011, 390920), (6740, 290638), (9773, 200440), (10022, 195460), (13480, 145319), (19546, 100220), (20044, 97730), (25055, 78184), (39092, 50110), (40088, 48865)]