55620920

素因数分解:

$2^3\times 5^1\times {\mathrm{127}}^1\times {\mathrm{10949}}^1$

素因数の和:11087

約数の個数: 32

約数和(自身を含む): 126144000

約数和(自身を除く): 70523080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 127, 254, 508, 635, 1016, 1270, 2540, 5080, 10949, 21898, 43796, 54745, 87592, 109490, 218980, 437960, 1390523, 2781046, 5562092, 6952615, 11124184, 13905230, 27810460, 55620920]

約数ペア:

[(1, 55620920), (2, 27810460), (4, 13905230), (5, 11124184), (8, 6952615), (10, 5562092), (20, 2781046), (40, 1390523), (127, 437960), (254, 218980), (508, 109490), (635, 87592), (1016, 54745), (1270, 43796), (2540, 21898), (5080, 10949)]