55578710

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{2539}}^1$

素因数の和:2756

約数の個数: 32

約数和(自身を含む): 109728000

約数和(自身を除く): 54149290

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 199, 398, 995, 1990, 2189, 2539, 4378, 5078, 10945, 12695, 21890, 25390, 27929, 55858, 139645, 279290, 505261, 1010522, 2526305, 5052610, 5557871, 11115742, 27789355, 55578710]

約数ペア:

[(1, 55578710), (2, 27789355), (5, 11115742), (10, 5557871), (11, 5052610), (22, 2526305), (55, 1010522), (110, 505261), (199, 279290), (398, 139645), (995, 55858), (1990, 27929), (2189, 25390), (2539, 21890), (4378, 12695), (5078, 10945)]