870819020

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{2291629}}^1$

素因数の和:2291657

約数の個数: 24

約数和(自身を含む): 1924969200

約数和(自身を除く): 1054150180

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 2291629, 4583258, 9166516, 11458145, 22916290, 43540951, 45832580, 87081902, 174163804, 217704755, 435409510, 870819020]

約数ペア:

[(1, 870819020), (2, 435409510), (4, 217704755), (5, 174163804), (10, 87081902), (19, 45832580), (20, 43540951), (38, 22916290), (76, 11458145), (95, 9166516), (190, 4583258), (380, 2291629)]