11155840

素因数分解:

$2^7\times 5^1\times {\mathrm{17431}}^1$

素因数の和:17450

約数の個数: 32

約数和(自身を含む): 26670960

約数和(自身を除く): 15515120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 17431, 34862, 69724, 87155, 139448, 174310, 278896, 348620, 557792, 697240, 1115584, 1394480, 2231168, 2788960, 5577920, 11155840]

約数ペア:

[(1, 11155840), (2, 5577920), (4, 2788960), (5, 2231168), (8, 1394480), (10, 1115584), (16, 697240), (20, 557792), (32, 348620), (40, 278896), (64, 174310), (80, 139448), (128, 87155), (160, 69724), (320, 34862), (640, 17431)]