2899687920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{389743}}^1$

素因数の和:389790

約数の個数: 80

約数和(自身を含む): 9279025152

約数和(自身を除く): 6379337232

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 40, 48, 60, 62, 80, 93, 120, 124, 155, 186, 240, 248, 310, 372, 465, 496, 620, 744, 930, 1240, 1488, 1860, 2480, 3720, 7440, 389743, 779486, 1169229, 1558972, 1948715, 2338458, 3117944, 3897430, 4676916, 5846145, 6235888, 7794860, 9353832, 11692290, 12082033, 15589720, 18707664, 23384580, 24164066, 31179440, 36246099, 46769160, 48328132, 60410165, 72492198, 93538320, 96656264, 120820330, 144984396, 181230495, 193312528, 241640660, 289968792, 362460990, 483281320, 579937584, 724921980, 966562640, 1449843960, 2899687920]

約数ペア:

[(1, 2899687920), (2, 1449843960), (3, 966562640), (4, 724921980), (5, 579937584), (6, 483281320), (8, 362460990), (10, 289968792), (12, 241640660), (15, 193312528), (16, 181230495), (20, 144984396), (24, 120820330), (30, 96656264), (31, 93538320), (40, 72492198), (48, 60410165), (60, 48328132), (62, 46769160), (80, 36246099), (93, 31179440), (120, 24164066), (124, 23384580), (155, 18707664), (186, 15589720), (240, 12082033), (248, 11692290), (310, 9353832), (372, 7794860), (465, 6235888), (496, 5846145), (620, 4676916), (744, 3897430), (930, 3117944), (1240, 2338458), (1488, 1948715), (1860, 1558972), (2480, 1169229), (3720, 779486), (7440, 389743)]