4947920

素因数分解:

$2^4\times 5^1\times {\mathrm{127}}^1\times {\mathrm{487}}^1$

素因数の和:627

約数の個数: 40

約数和(自身を含む): 11618304

約数和(自身を除く): 6670384

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 127, 254, 487, 508, 635, 974, 1016, 1270, 1948, 2032, 2435, 2540, 3896, 4870, 5080, 7792, 9740, 10160, 19480, 38960, 61849, 123698, 247396, 309245, 494792, 618490, 989584, 1236980, 2473960, 4947920]

約数ペア:

[(1, 4947920), (2, 2473960), (4, 1236980), (5, 989584), (8, 618490), (10, 494792), (16, 309245), (20, 247396), (40, 123698), (80, 61849), (127, 38960), (254, 19480), (487, 10160), (508, 9740), (635, 7792), (974, 5080), (1016, 4870), (1270, 3896), (1948, 2540), (2032, 2435)]