12927220

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{34019}}^1$

素因数の和:34047

約数の個数: 24

約数和(自身を含む): 28576800

約数和(自身を除く): 15649580

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 34019, 68038, 136076, 170095, 340190, 646361, 680380, 1292722, 2585444, 3231805, 6463610, 12927220]

約数ペア:

[(1, 12927220), (2, 6463610), (4, 3231805), (5, 2585444), (10, 1292722), (19, 680380), (20, 646361), (38, 340190), (76, 170095), (95, 136076), (190, 68038), (380, 34019)]