2755840

素因数分解:

$2^8\times 5^1\times {\mathrm{2153}}^1$

素因数の和:2174

約数の個数: 36

約数和(自身を含む): 6604164

約数和(自身を除く): 3848324

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 2153, 4306, 8612, 10765, 17224, 21530, 34448, 43060, 68896, 86120, 137792, 172240, 275584, 344480, 551168, 688960, 1377920, 2755840]

約数ペア:

[(1, 2755840), (2, 1377920), (4, 688960), (5, 551168), (8, 344480), (10, 275584), (16, 172240), (20, 137792), (32, 86120), (40, 68896), (64, 43060), (80, 34448), (128, 21530), (160, 17224), (256, 10765), (320, 8612), (640, 4306), (1280, 2153)]