2018654960

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{71}}^1\times {\mathrm{7253}}^1$

素因数の和:7351

約数の個数: 120

約数和(自身を含む): 5537297376

約数和(自身を除く): 3518642416

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 71, 80, 98, 112, 140, 142, 196, 245, 280, 284, 355, 392, 490, 497, 560, 568, 710, 784, 980, 994, 1136, 1420, 1960, 1988, 2485, 2840, 3479, 3920, 3976, 4970, 5680, 6958, 7253, 7952, 9940, 13916, 14506, 17395, 19880, 27832, 29012, 34790, 36265, 39760, 50771, 55664, 58024, 69580, 72530, 101542, 116048, 139160, 145060, 203084, 253855, 278320, 290120, 355397, 406168, 507710, 514963, 580240, 710794, 812336, 1015420, 1029926, 1421588, 1776985, 2030840, 2059852, 2574815, 2843176, 3553970, 3604741, 4061680, 4119704, 5149630, 5686352, 7107940, 7209482, 8239408, 10299260, 14215880, 14418964, 18023705, 20598520, 25233187, 28431760, 28837928, 36047410, 41197040, 50466374, 57675856, 72094820, 100932748, 126165935, 144189640, 201865496, 252331870, 288379280, 403730992, 504663740, 1009327480, 2018654960]

約数ペア:

[(1, 2018654960), (2, 1009327480), (4, 504663740), (5, 403730992), (7, 288379280), (8, 252331870), (10, 201865496), (14, 144189640), (16, 126165935), (20, 100932748), (28, 72094820), (35, 57675856), (40, 50466374), (49, 41197040), (56, 36047410), (70, 28837928), (71, 28431760), (80, 25233187), (98, 20598520), (112, 18023705), (140, 14418964), (142, 14215880), (196, 10299260), (245, 8239408), (280, 7209482), (284, 7107940), (355, 5686352), (392, 5149630), (490, 4119704), (497, 4061680), (560, 3604741), (568, 3553970), (710, 2843176), (784, 2574815), (980, 2059852), (994, 2030840), (1136, 1776985), (1420, 1421588), (1960, 1029926), (1988, 1015420), (2485, 812336), (2840, 710794), (3479, 580240), (3920, 514963), (3976, 507710), (4970, 406168), (5680, 355397), (6958, 290120), (7253, 278320), (7952, 253855), (9940, 203084), (13916, 145060), (14506, 139160), (17395, 116048), (19880, 101542), (27832, 72530), (29012, 69580), (34790, 58024), (36265, 55664), (39760, 50771)]