86419820

素因数分解:

$2^2\times 5^1\times {\mathrm{1321}}^1\times {\mathrm{3271}}^1$

素因数の和:4601

約数の個数: 24

約数和(自身を含む): 181674528

約数和(自身を除く): 95254708

約数列:

[1, 2, 4, 5, 10, 20, 1321, 2642, 3271, 5284, 6542, 6605, 13084, 13210, 16355, 26420, 32710, 65420, 4320991, 8641982, 17283964, 21604955, 43209910, 86419820]

約数ペア:

[(1, 86419820), (2, 43209910), (4, 21604955), (5, 17283964), (10, 8641982), (20, 4320991), (1321, 65420), (2642, 32710), (3271, 26420), (5284, 16355), (6542, 13210), (6605, 13084)]