18770640

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{11173}}^1$

素因数の和:11196

約数の個数: 80

約数和(自身を含む): 66507648

約数和(自身を除く): 47737008

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, 11173, 22346, 33519, 44692, 55865, 67038, 78211, 89384, 111730, 134076, 156422, 167595, 178768, 223460, 234633, 268152, 312844, 335190, 391055, 446920, 469266, 536304, 625688, 670380, 782110, 893840, 938532, 1173165, 1251376, 1340760, 1564220, 1877064, 2346330, 2681520, 3128440, 3754128, 4692660, 6256880, 9385320, 18770640]

約数ペア:

[(1, 18770640), (2, 9385320), (3, 6256880), (4, 4692660), (5, 3754128), (6, 3128440), (7, 2681520), (8, 2346330), (10, 1877064), (12, 1564220), (14, 1340760), (15, 1251376), (16, 1173165), (20, 938532), (21, 893840), (24, 782110), (28, 670380), (30, 625688), (35, 536304), (40, 469266), (42, 446920), (48, 391055), (56, 335190), (60, 312844), (70, 268152), (80, 234633), (84, 223460), (105, 178768), (112, 167595), (120, 156422), (140, 134076), (168, 111730), (210, 89384), (240, 78211), (280, 67038), (336, 55865), (420, 44692), (560, 33519), (840, 22346), (1680, 11173)]