277202420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1260011}}^1$

素因数の和:1260031

約数の個数: 24

約数和(自身を含む): 635046048

約数和(自身を除く): 357843628

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 1260011, 2520022, 5040044, 6300055, 12600110, 13860121, 25200220, 27720242, 55440484, 69300605, 138601210, 277202420]

約数ペア:

[(1, 277202420), (2, 138601210), (4, 69300605), (5, 55440484), (10, 27720242), (11, 25200220), (20, 13860121), (22, 12600110), (44, 6300055), (55, 5040044), (110, 2520022), (220, 1260011)]