284621920

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{161717}}^1$

素因数の和:161743

約数の個数: 48

約数和(自身を含む): 733552848

約数和(自身を除く): 448930928

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 160, 176, 220, 352, 440, 880, 1760, 161717, 323434, 646868, 808585, 1293736, 1617170, 1778887, 2587472, 3234340, 3557774, 5174944, 6468680, 7115548, 8894435, 12937360, 14231096, 17788870, 25874720, 28462192, 35577740, 56924384, 71155480, 142310960, 284621920]

約数ペア:

[(1, 284621920), (2, 142310960), (4, 71155480), (5, 56924384), (8, 35577740), (10, 28462192), (11, 25874720), (16, 17788870), (20, 14231096), (22, 12937360), (32, 8894435), (40, 7115548), (44, 6468680), (55, 5174944), (80, 3557774), (88, 3234340), (110, 2587472), (160, 1778887), (176, 1617170), (220, 1293736), (352, 808585), (440, 646868), (880, 323434), (1760, 161717)]