222407480

素因数分解:

$2^3\times 5^1\times {\mathrm{127}}^1\times {\mathrm{43781}}^1$

素因数の和:43919

約数の個数: 32

約数和(自身を含む): 504368640

約数和(自身を除く): 281961160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 127, 254, 508, 635, 1016, 1270, 2540, 5080, 43781, 87562, 175124, 218905, 350248, 437810, 875620, 1751240, 5560187, 11120374, 22240748, 27800935, 44481496, 55601870, 111203740, 222407480]

約数ペア:

[(1, 222407480), (2, 111203740), (4, 55601870), (5, 44481496), (8, 27800935), (10, 22240748), (20, 11120374), (40, 5560187), (127, 1751240), (254, 875620), (508, 437810), (635, 350248), (1016, 218905), (1270, 175124), (2540, 87562), (5080, 43781)]