4378960

素因数分解:

$2^4\times 5^1\times {\mathrm{127}}^1\times {\mathrm{431}}^1$

素因数の和:571

約数の個数: 40

約数和(自身を含む): 10285056

約数和(自身を除く): 5906096

約数列:

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

約数ペア:

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