254210980

素因数分解:

$2^2\times 5^1\times {\mathrm{601}}^1\times {\mathrm{21149}}^1$

素因数の和:21759

約数の個数: 24

約数和(自身を含む): 534756600

約数和(自身を除く): 280545620

約数列:

[1, 2, 4, 5, 10, 20, 601, 1202, 2404, 3005, 6010, 12020, 21149, 42298, 84596, 105745, 211490, 422980, 12710549, 25421098, 50842196, 63552745, 127105490, 254210980]

約数ペア:

[(1, 254210980), (2, 127105490), (4, 63552745), (5, 50842196), (10, 25421098), (20, 12710549), (601, 422980), (1202, 211490), (2404, 105745), (3005, 84596), (6010, 42298), (12020, 21149)]