26418366920

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{487}}^1\times {\mathrm{123289}}^1$

素因数の和:123798

約数の個数: 64

約数和(自身を含む): 64978761600

約数和(自身を除く): 38560394680

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 487, 974, 1948, 2435, 3896, 4870, 5357, 9740, 10714, 19480, 21428, 26785, 42856, 53570, 107140, 123289, 214280, 246578, 493156, 616445, 986312, 1232890, 1356179, 2465780, 2712358, 4931560, 5424716, 6780895, 10849432, 13561790, 27123580, 54247160, 60041743, 120083486, 240166972, 300208715, 480333944, 600417430, 660459173, 1200834860, 1320918346, 2401669720, 2641836692, 3302295865, 5283673384, 6604591730, 13209183460, 26418366920]

約数ペア:

[(1, 26418366920), (2, 13209183460), (4, 6604591730), (5, 5283673384), (8, 3302295865), (10, 2641836692), (11, 2401669720), (20, 1320918346), (22, 1200834860), (40, 660459173), (44, 600417430), (55, 480333944), (88, 300208715), (110, 240166972), (220, 120083486), (440, 60041743), (487, 54247160), (974, 27123580), (1948, 13561790), (2435, 10849432), (3896, 6780895), (4870, 5424716), (5357, 4931560), (9740, 2712358), (10714, 2465780), (19480, 1356179), (21428, 1232890), (26785, 986312), (42856, 616445), (53570, 493156), (107140, 246578), (123289, 214280)]