38381840

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{68539}}^1$

素因数の和:68559

約数の個数: 40

約数和(自身を含む): 101987520

約数和(自身を除く): 63605680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 68539, 137078, 274156, 342695, 479773, 548312, 685390, 959546, 1096624, 1370780, 1919092, 2398865, 2741560, 3838184, 4797730, 5483120, 7676368, 9595460, 19190920, 38381840]

約数ペア:

[(1, 38381840), (2, 19190920), (4, 9595460), (5, 7676368), (7, 5483120), (8, 4797730), (10, 3838184), (14, 2741560), (16, 2398865), (20, 1919092), (28, 1370780), (35, 1096624), (40, 959546), (56, 685390), (70, 548312), (80, 479773), (112, 342695), (140, 274156), (280, 137078), (560, 68539)]