4446920

素因数分解:

$2^3\times 5^1\times {\mathrm{107}}^1\times {\mathrm{1039}}^1$

素因数の和:1157

約数の個数: 32

約数和(自身を含む): 10108800

約数和(自身を除く): 5661880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 107, 214, 428, 535, 856, 1039, 1070, 2078, 2140, 4156, 4280, 5195, 8312, 10390, 20780, 41560, 111173, 222346, 444692, 555865, 889384, 1111730, 2223460, 4446920]

約数ペア:

[(1, 4446920), (2, 2223460), (4, 1111730), (5, 889384), (8, 555865), (10, 444692), (20, 222346), (40, 111173), (107, 41560), (214, 20780), (428, 10390), (535, 8312), (856, 5195), (1039, 4280), (1070, 4156), (2078, 2140)]