13945760

素因数分解:

$2^5\times 5^1\times {\mathrm{43}}^1\times {\mathrm{2027}}^1$

素因数の和:2085

約数の個数: 48

約数和(自身を含む): 33729696

約数和(自身を除く): 19783936

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 80, 86, 160, 172, 215, 344, 430, 688, 860, 1376, 1720, 2027, 3440, 4054, 6880, 8108, 10135, 16216, 20270, 32432, 40540, 64864, 81080, 87161, 162160, 174322, 324320, 348644, 435805, 697288, 871610, 1394576, 1743220, 2789152, 3486440, 6972880, 13945760]

約数ペア:

[(1, 13945760), (2, 6972880), (4, 3486440), (5, 2789152), (8, 1743220), (10, 1394576), (16, 871610), (20, 697288), (32, 435805), (40, 348644), (43, 324320), (80, 174322), (86, 162160), (160, 87161), (172, 81080), (215, 64864), (344, 40540), (430, 32432), (688, 20270), (860, 16216), (1376, 10135), (1720, 8108), (2027, 6880), (3440, 4054)]