2888891840

素因数分解:

$2^6\times 5^1\times {\mathrm{29}}^1\times {\mathrm{311303}}^1$

素因数の和:311349

約数の個数: 56

約数和(自身を含む): 7116409440

約数和(自身を除く): 4227517600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 32, 40, 58, 64, 80, 116, 145, 160, 232, 290, 320, 464, 580, 928, 1160, 1856, 2320, 4640, 9280, 311303, 622606, 1245212, 1556515, 2490424, 3113030, 4980848, 6226060, 9027787, 9961696, 12452120, 18055574, 19923392, 24904240, 36111148, 45138935, 49808480, 72222296, 90277870, 99616960, 144444592, 180555740, 288889184, 361111480, 577778368, 722222960, 1444445920, 2888891840]

約数ペア:

[(1, 2888891840), (2, 1444445920), (4, 722222960), (5, 577778368), (8, 361111480), (10, 288889184), (16, 180555740), (20, 144444592), (29, 99616960), (32, 90277870), (40, 72222296), (58, 49808480), (64, 45138935), (80, 36111148), (116, 24904240), (145, 19923392), (160, 18055574), (232, 12452120), (290, 9961696), (320, 9027787), (464, 6226060), (580, 4980848), (928, 3113030), (1160, 2490424), (1856, 1556515), (2320, 1245212), (4640, 622606), (9280, 311303)]