26684440

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{307}}^1$

素因数の和:412

約数の個数: 64

約数和(自身を含む): 62868960

約数和(自身を除く): 36184520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 53, 82, 106, 164, 205, 212, 265, 307, 328, 410, 424, 530, 614, 820, 1060, 1228, 1535, 1640, 2120, 2173, 2456, 3070, 4346, 6140, 8692, 10865, 12280, 12587, 16271, 17384, 21730, 25174, 32542, 43460, 50348, 62935, 65084, 81355, 86920, 100696, 125870, 130168, 162710, 251740, 325420, 503480, 650840, 667111, 1334222, 2668444, 3335555, 5336888, 6671110, 13342220, 26684440]

約数ペア:

[(1, 26684440), (2, 13342220), (4, 6671110), (5, 5336888), (8, 3335555), (10, 2668444), (20, 1334222), (40, 667111), (41, 650840), (53, 503480), (82, 325420), (106, 251740), (164, 162710), (205, 130168), (212, 125870), (265, 100696), (307, 86920), (328, 81355), (410, 65084), (424, 62935), (530, 50348), (614, 43460), (820, 32542), (1060, 25174), (1228, 21730), (1535, 17384), (1640, 16271), (2120, 12587), (2173, 12280), (2456, 10865), (3070, 8692), (4346, 6140)]