2154757960

素因数分解:

$2^3\times 5^1\times {\mathrm{53868949}}^1$

素因数の和:53868960

約数の個数: 16

約数和(自身を含む): 4848205500

約数和(自身を除く): 2693447540

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53868949, 107737898, 215475796, 269344745, 430951592, 538689490, 1077378980, 2154757960]

約数ペア:

[(1, 2154757960), (2, 1077378980), (4, 538689490), (5, 430951592), (8, 269344745), (10, 215475796), (20, 107737898), (40, 53868949)]