2643037780

素因数分解:

$2^2\times 5^1\times {\mathrm{8839}}^1\times {\mathrm{14951}}^1$

素因数の和:23799

約数の個数: 24

約数和(自身を含む): 5551378560

約数和(自身を除く): 2908340780

約数列:

[1, 2, 4, 5, 10, 20, 8839, 14951, 17678, 29902, 35356, 44195, 59804, 74755, 88390, 149510, 176780, 299020, 132151889, 264303778, 528607556, 660759445, 1321518890, 2643037780]

約数ペア:

[(1, 2643037780), (2, 1321518890), (4, 660759445), (5, 528607556), (10, 264303778), (20, 132151889), (8839, 299020), (14951, 176780), (17678, 149510), (29902, 88390), (35356, 74755), (44195, 59804)]