70691860

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{49783}}^1$

素因数の和:49863

約数の個数: 24

約数和(自身を含む): 150546816

約数和(自身を除く): 79854956

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 49783, 99566, 199132, 248915, 497830, 995660, 3534593, 7069186, 14138372, 17672965, 35345930, 70691860]

約数ペア:

[(1, 70691860), (2, 35345930), (4, 17672965), (5, 14138372), (10, 7069186), (20, 3534593), (71, 995660), (142, 497830), (284, 248915), (355, 199132), (710, 99566), (1420, 49783)]