27208580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{1783}}^1$

素因数の和:1908

約数の個数: 48

約数和(自身を含む): 65936640

約数和(自身を除く): 38728060

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 109, 140, 218, 436, 545, 763, 1090, 1526, 1783, 2180, 3052, 3566, 3815, 7132, 7630, 8915, 12481, 15260, 17830, 24962, 35660, 49924, 62405, 124810, 194347, 249620, 388694, 777388, 971735, 1360429, 1943470, 2720858, 3886940, 5441716, 6802145, 13604290, 27208580]

約数ペア:

[(1, 27208580), (2, 13604290), (4, 6802145), (5, 5441716), (7, 3886940), (10, 2720858), (14, 1943470), (20, 1360429), (28, 971735), (35, 777388), (70, 388694), (109, 249620), (140, 194347), (218, 124810), (436, 62405), (545, 49924), (763, 35660), (1090, 24962), (1526, 17830), (1783, 15260), (2180, 12481), (3052, 8915), (3566, 7630), (3815, 7132)]