338443390

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{77447}}^1$

素因数の和:77496

約数の個数: 32

約数和(自身を含む): 669150720

約数和(自身を除く): 330707330

約数列:

[1, 2, 5, 10, 19, 23, 38, 46, 95, 115, 190, 230, 437, 874, 2185, 4370, 77447, 154894, 387235, 774470, 1471493, 1781281, 2942986, 3562562, 7357465, 8906405, 14714930, 17812810, 33844339, 67688678, 169221695, 338443390]

約数ペア:

[(1, 338443390), (2, 169221695), (5, 67688678), (10, 33844339), (19, 17812810), (23, 14714930), (38, 8906405), (46, 7357465), (95, 3562562), (115, 2942986), (190, 1781281), (230, 1471493), (437, 774470), (874, 387235), (2185, 154894), (4370, 77447)]