18636240

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{11093}}^1$

素因数の和:11116

約数の個数: 80

約数和(自身を含む): 66031488

約数和(自身を除く): 47395248

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, 11093, 22186, 33279, 44372, 55465, 66558, 77651, 88744, 110930, 133116, 155302, 166395, 177488, 221860, 232953, 266232, 310604, 332790, 388255, 443720, 465906, 532464, 621208, 665580, 776510, 887440, 931812, 1164765, 1242416, 1331160, 1553020, 1863624, 2329530, 2662320, 3106040, 3727248, 4659060, 6212080, 9318120, 18636240]

約数ペア:

[(1, 18636240), (2, 9318120), (3, 6212080), (4, 4659060), (5, 3727248), (6, 3106040), (7, 2662320), (8, 2329530), (10, 1863624), (12, 1553020), (14, 1331160), (15, 1242416), (16, 1164765), (20, 931812), (21, 887440), (24, 776510), (28, 665580), (30, 621208), (35, 532464), (40, 465906), (42, 443720), (48, 388255), (56, 332790), (60, 310604), (70, 266232), (80, 232953), (84, 221860), (105, 177488), (112, 166395), (120, 155302), (140, 133116), (168, 110930), (210, 88744), (240, 77651), (280, 66558), (336, 55465), (420, 44372), (560, 33279), (840, 22186), (1680, 11093)]