306875180

素因数分解:

$2^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{120817}}^1$

素因数の和:120953

約数の個数: 24

約数和(自身を含む): 649517568

約数和(自身を除く): 342642388

約数列:

[1, 2, 4, 5, 10, 20, 127, 254, 508, 635, 1270, 2540, 120817, 241634, 483268, 604085, 1208170, 2416340, 15343759, 30687518, 61375036, 76718795, 153437590, 306875180]

約数ペア:

[(1, 306875180), (2, 153437590), (4, 76718795), (5, 61375036), (10, 30687518), (20, 15343759), (127, 2416340), (254, 1208170), (508, 604085), (635, 483268), (1270, 241634), (2540, 120817)]