890255540

素因数分解:

$2^2\times 5^1\times {\mathrm{461}}^1\times {\mathrm{96557}}^1$

素因数の和:97027

約数の個数: 24

約数和(自身を含む): 1873611432

約数和(自身を除く): 983355892

約数列:

[1, 2, 4, 5, 10, 20, 461, 922, 1844, 2305, 4610, 9220, 96557, 193114, 386228, 482785, 965570, 1931140, 44512777, 89025554, 178051108, 222563885, 445127770, 890255540]

約数ペア:

[(1, 890255540), (2, 445127770), (4, 222563885), (5, 178051108), (10, 89025554), (20, 44512777), (461, 1931140), (922, 965570), (1844, 482785), (2305, 386228), (4610, 193114), (9220, 96557)]