13308955220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{1287133}}^1$

素因数の和:1287200

約数の個数: 48

約数和(自身を含む): 31138345728

約数和(自身を除く): 17829390508

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 47, 55, 94, 110, 188, 220, 235, 470, 517, 940, 1034, 2068, 2585, 5170, 10340, 1287133, 2574266, 5148532, 6435665, 12871330, 14158463, 25742660, 28316926, 56633852, 60495251, 70792315, 120990502, 141584630, 241981004, 283169260, 302476255, 604952510, 665447761, 1209905020, 1330895522, 2661791044, 3327238805, 6654477610, 13308955220]

約数ペア:

[(1, 13308955220), (2, 6654477610), (4, 3327238805), (5, 2661791044), (10, 1330895522), (11, 1209905020), (20, 665447761), (22, 604952510), (44, 302476255), (47, 283169260), (55, 241981004), (94, 141584630), (110, 120990502), (188, 70792315), (220, 60495251), (235, 56633852), (470, 28316926), (517, 25742660), (940, 14158463), (1034, 12871330), (2068, 6435665), (2585, 5148532), (5170, 2574266), (10340, 1287133)]