8780458940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{5237}}^1\times {\mathrm{7621}}^1$

素因数の和:12878

約数の個数: 48

約数和(自身を含む): 20121714144

約数和(自身を除く): 11341255204

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 5237, 7621, 10474, 15242, 20948, 26185, 30484, 38105, 52370, 57607, 76210, 83831, 104740, 115214, 152420, 167662, 230428, 288035, 335324, 419155, 576070, 838310, 1152140, 1676620, 39911177, 79822354, 159644708, 199555885, 399111770, 439022947, 798223540, 878045894, 1756091788, 2195114735, 4390229470, 8780458940]

約数ペア:

[(1, 8780458940), (2, 4390229470), (4, 2195114735), (5, 1756091788), (10, 878045894), (11, 798223540), (20, 439022947), (22, 399111770), (44, 199555885), (55, 159644708), (110, 79822354), (220, 39911177), (5237, 1676620), (7621, 1152140), (10474, 838310), (15242, 576070), (20948, 419155), (26185, 335324), (30484, 288035), (38105, 230428), (52370, 167662), (57607, 152420), (76210, 115214), (83831, 104740)]