26420440

素因数分解:

$2^3\times 5^1\times {\mathrm{107}}^1\times {\mathrm{6173}}^1$

素因数の和:6291

約数の個数: 32

約数和(自身を含む): 60011280

約数和(自身を除く): 33590840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 107, 214, 428, 535, 856, 1070, 2140, 4280, 6173, 12346, 24692, 30865, 49384, 61730, 123460, 246920, 660511, 1321022, 2642044, 3302555, 5284088, 6605110, 13210220, 26420440]

約数ペア:

[(1, 26420440), (2, 13210220), (4, 6605110), (5, 5284088), (8, 3302555), (10, 2642044), (20, 1321022), (40, 660511), (107, 246920), (214, 123460), (428, 61730), (535, 49384), (856, 30865), (1070, 24692), (2140, 12346), (4280, 6173)]