7788694780

素因数分解:

$2^2\times 5^1\times {\mathrm{107}}^1\times {\mathrm{3639577}}^1$

素因数の和:3639693

約数の個数: 24

約数和(自身を含む): 16509125808

約数和(自身を除く): 8720431028

約数列:

[1, 2, 4, 5, 10, 20, 107, 214, 428, 535, 1070, 2140, 3639577, 7279154, 14558308, 18197885, 36395770, 72791540, 389434739, 778869478, 1557738956, 1947173695, 3894347390, 7788694780]

約数ペア:

[(1, 7788694780), (2, 3894347390), (4, 1947173695), (5, 1557738956), (10, 778869478), (20, 389434739), (107, 72791540), (214, 36395770), (428, 18197885), (535, 14558308), (1070, 7279154), (2140, 3639577)]