1981610

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{2791}}^1$

素因数の和:2869

約数の個数: 16

約数和(自身を含む): 3618432

約数和(自身を除く): 1636822

約数列:

[1, 2, 5, 10, 71, 142, 355, 710, 2791, 5582, 13955, 27910, 198161, 396322, 990805, 1981610]

約数ペア:

[(1, 1981610), (2, 990805), (5, 396322), (10, 198161), (71, 27910), (142, 13955), (355, 5582), (710, 2791)]