140413790

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{409}}^1\times {\mathrm{3121}}^1$

素因数の和:3548

約数の個数: 32

約数和(自身を含む): 276484320

約数和(自身を除く): 136070530

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 409, 818, 2045, 3121, 4090, 4499, 6242, 8998, 15605, 22495, 31210, 34331, 44990, 68662, 171655, 343310, 1276489, 2552978, 6382445, 12764890, 14041379, 28082758, 70206895, 140413790]

約数ペア:

[(1, 140413790), (2, 70206895), (5, 28082758), (10, 14041379), (11, 12764890), (22, 6382445), (55, 2552978), (110, 1276489), (409, 343310), (818, 171655), (2045, 68662), (3121, 44990), (4090, 34331), (4499, 31210), (6242, 22495), (8998, 15605)]