122989240

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{25411}}^1$

素因数の和:25444

約数の個数: 48

約数和(自身を含む): 304181640

約数和(自身を除く): 181192400

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 121, 220, 242, 440, 484, 605, 968, 1210, 2420, 4840, 25411, 50822, 101644, 127055, 203288, 254110, 279521, 508220, 559042, 1016440, 1118084, 1397605, 2236168, 2795210, 3074731, 5590420, 6149462, 11180840, 12298924, 15373655, 24597848, 30747310, 61494620, 122989240]

約数ペア:

[(1, 122989240), (2, 61494620), (4, 30747310), (5, 24597848), (8, 15373655), (10, 12298924), (11, 11180840), (20, 6149462), (22, 5590420), (40, 3074731), (44, 2795210), (55, 2236168), (88, 1397605), (110, 1118084), (121, 1016440), (220, 559042), (242, 508220), (440, 279521), (484, 254110), (605, 203288), (968, 127055), (1210, 101644), (2420, 50822), (4840, 25411)]