8245420

素因数分解:

$2^2\times 5^1\times {\mathrm{107}}^1\times {\mathrm{3853}}^1$

素因数の和:3969

約数の個数: 24

約数和(自身を含む): 17481744

約数和(自身を除く): 9236324

約数列:

[1, 2, 4, 5, 10, 20, 107, 214, 428, 535, 1070, 2140, 3853, 7706, 15412, 19265, 38530, 77060, 412271, 824542, 1649084, 2061355, 4122710, 8245420]

約数ペア:

[(1, 8245420), (2, 4122710), (4, 2061355), (5, 1649084), (10, 824542), (20, 412271), (107, 77060), (214, 38530), (428, 19265), (535, 15412), (1070, 7706), (2140, 3853)]