8757920

素因数分解:

$2^5\times 5^1\times {\mathrm{127}}^1\times {\mathrm{431}}^1$

素因数の和:573

約数の個数: 48

約数和(自身を含む): 20901888

約数和(自身を除く): 12143968

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 127, 160, 254, 431, 508, 635, 862, 1016, 1270, 1724, 2032, 2155, 2540, 3448, 4064, 4310, 5080, 6896, 8620, 10160, 13792, 17240, 20320, 34480, 54737, 68960, 109474, 218948, 273685, 437896, 547370, 875792, 1094740, 1751584, 2189480, 4378960, 8757920]

約数ペア:

[(1, 8757920), (2, 4378960), (4, 2189480), (5, 1751584), (8, 1094740), (10, 875792), (16, 547370), (20, 437896), (32, 273685), (40, 218948), (80, 109474), (127, 68960), (160, 54737), (254, 34480), (431, 20320), (508, 17240), (635, 13792), (862, 10160), (1016, 8620), (1270, 6896), (1724, 5080), (2032, 4310), (2155, 4064), (2540, 3448)]