28829240

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{65521}}^1$

素因数の和:65543

約数の個数: 32

約数和(自身を含む): 70763760

約数和(自身を除く): 41934520

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 65521, 131042, 262084, 327605, 524168, 655210, 720731, 1310420, 1441462, 2620840, 2882924, 3603655, 5765848, 7207310, 14414620, 28829240]

約数ペア:

[(1, 28829240), (2, 14414620), (4, 7207310), (5, 5765848), (8, 3603655), (10, 2882924), (11, 2620840), (20, 1441462), (22, 1310420), (40, 720731), (44, 655210), (55, 524168), (88, 327605), (110, 262084), (220, 131042), (440, 65521)]