42571780

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{112031}}^1$

素因数の和:112059

約数の個数: 24

約数和(自身を含む): 94106880

約数和(自身を除く): 51535100

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 112031, 224062, 448124, 560155, 1120310, 2128589, 2240620, 4257178, 8514356, 10642945, 21285890, 42571780]

約数ペア:

[(1, 42571780), (2, 21285890), (4, 10642945), (5, 8514356), (10, 4257178), (19, 2240620), (20, 2128589), (38, 1120310), (76, 560155), (95, 448124), (190, 224062), (380, 112031)]