1280453548

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{599}}^1\times {\mathrm{2557}}^1$

素因数の和:3190

約数の個数: 48

約数和(自身を含む): 2578464000

約数和(自身を除く): 1298010452

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 76, 209, 418, 599, 836, 1198, 2396, 2557, 5114, 6589, 10228, 11381, 13178, 22762, 26356, 28127, 45524, 48583, 56254, 97166, 112508, 125191, 194332, 250382, 500764, 534413, 1068826, 1531643, 2137652, 3063286, 6126572, 16848073, 29101217, 33696146, 58202434, 67392292, 116404868, 320113387, 640226774, 1280453548]

約数ペア:

[(1, 1280453548), (2, 640226774), (4, 320113387), (11, 116404868), (19, 67392292), (22, 58202434), (38, 33696146), (44, 29101217), (76, 16848073), (209, 6126572), (418, 3063286), (599, 2137652), (836, 1531643), (1198, 1068826), (2396, 534413), (2557, 500764), (5114, 250382), (6589, 194332), (10228, 125191), (11381, 112508), (13178, 97166), (22762, 56254), (26356, 48583), (28127, 45524)]