20030640

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{11923}}^1$

素因数の和:11946

約数の個数: 80

約数和(自身を含む): 70971648

約数和(自身を除く): 50941008

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 11923, 23846, 35769, 47692, 59615, 71538, 83461, 95384, 119230, 143076, 166922, 178845, 190768, 238460, 250383, 286152, 333844, 357690, 417305, 476920, 500766, 572304, 667688, 715380, 834610, 953840, 1001532, 1251915, 1335376, 1430760, 1669220, 2003064, 2503830, 2861520, 3338440, 4006128, 5007660, 6676880, 10015320, 20030640]

約数ペア:

[(1, 20030640), (2, 10015320), (3, 6676880), (4, 5007660), (5, 4006128), (6, 3338440), (7, 2861520), (8, 2503830), (10, 2003064), (12, 1669220), (14, 1430760), (15, 1335376), (16, 1251915), (20, 1001532), (21, 953840), (24, 834610), (28, 715380), (30, 667688), (35, 572304), (40, 500766), (42, 476920), (48, 417305), (56, 357690), (60, 333844), (70, 286152), (80, 250383), (84, 238460), (105, 190768), (112, 178845), (120, 166922), (140, 143076), (168, 119230), (210, 95384), (240, 83461), (280, 71538), (336, 59615), (420, 47692), (560, 35769), (840, 23846), (1680, 11923)]