283385080

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{644057}}^1$

素因数の和:644079

約数の個数: 32

約数和(自身を含む): 695582640

約数和(自身を除く): 412197560

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 644057, 1288114, 2576228, 3220285, 5152456, 6440570, 7084627, 12881140, 14169254, 25762280, 28338508, 35423135, 56677016, 70846270, 141692540, 283385080]

約数ペア:

[(1, 283385080), (2, 141692540), (4, 70846270), (5, 56677016), (8, 35423135), (10, 28338508), (11, 25762280), (20, 14169254), (22, 12881140), (40, 7084627), (44, 6440570), (55, 5152456), (88, 3220285), (110, 2576228), (220, 1288114), (440, 644057)]