8893840

素因数分解:

$2^4\times 5^1\times {\mathrm{107}}^1\times {\mathrm{1039}}^1$

素因数の和:1159

約数の個数: 40

約数和(自身を含む): 20891520

約数和(自身を除く): 11997680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 107, 214, 428, 535, 856, 1039, 1070, 1712, 2078, 2140, 4156, 4280, 5195, 8312, 8560, 10390, 16624, 20780, 41560, 83120, 111173, 222346, 444692, 555865, 889384, 1111730, 1778768, 2223460, 4446920, 8893840]

約数ペア:

[(1, 8893840), (2, 4446920), (4, 2223460), (5, 1778768), (8, 1111730), (10, 889384), (16, 555865), (20, 444692), (40, 222346), (80, 111173), (107, 83120), (214, 41560), (428, 20780), (535, 16624), (856, 10390), (1039, 8560), (1070, 8312), (1712, 5195), (2078, 4280), (2140, 4156)]