2087366920

素因数分解:

$2^3\times 5^1\times {\mathrm{127}}^1\times {\mathrm{410899}}^1$

素因数の和:411037

約数の個数: 32

約数和(自身を含む): 4733568000

約数和(自身を除く): 2646201080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 127, 254, 508, 635, 1016, 1270, 2540, 5080, 410899, 821798, 1643596, 2054495, 3287192, 4108990, 8217980, 16435960, 52184173, 104368346, 208736692, 260920865, 417473384, 521841730, 1043683460, 2087366920]

約数ペア:

[(1, 2087366920), (2, 1043683460), (4, 521841730), (5, 417473384), (8, 260920865), (10, 208736692), (20, 104368346), (40, 52184173), (127, 16435960), (254, 8217980), (508, 4108990), (635, 3287192), (1016, 2054495), (1270, 1643596), (2540, 821798), (5080, 410899)]