42252580

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{111191}}^1$

素因数の和:111219

約数の個数: 24

約数和(自身を含む): 93401280

約数和(自身を除く): 51148700

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 111191, 222382, 444764, 555955, 1111910, 2112629, 2223820, 4225258, 8450516, 10563145, 21126290, 42252580]

約数ペア:

[(1, 42252580), (2, 21126290), (4, 10563145), (5, 8450516), (10, 4225258), (19, 2223820), (20, 2112629), (38, 1111910), (76, 555955), (95, 444764), (190, 222382), (380, 111191)]