42219880

素因数分解:

$2^3\times 5^1\times {\mathrm{127}}^1\times {\mathrm{8311}}^1$

素因数の和:8449

約数の個数: 32

約数和(自身を含む): 95754240

約数和(自身を除く): 53534360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 127, 254, 508, 635, 1016, 1270, 2540, 5080, 8311, 16622, 33244, 41555, 66488, 83110, 166220, 332440, 1055497, 2110994, 4221988, 5277485, 8443976, 10554970, 21109940, 42219880]

約数ペア:

[(1, 42219880), (2, 21109940), (4, 10554970), (5, 8443976), (8, 5277485), (10, 4221988), (20, 2110994), (40, 1055497), (127, 332440), (254, 166220), (508, 83110), (635, 66488), (1016, 41555), (1270, 33244), (2540, 16622), (5080, 8311)]