239621720

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{35447}}^1$

素因数の和:35484

約数の個数: 48

約数和(自身を含む): 583828560

約数和(自身を除く): 344206840

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 169, 260, 338, 520, 676, 845, 1352, 1690, 3380, 6760, 35447, 70894, 141788, 177235, 283576, 354470, 460811, 708940, 921622, 1417880, 1843244, 2304055, 3686488, 4608110, 5990543, 9216220, 11981086, 18432440, 23962172, 29952715, 47924344, 59905430, 119810860, 239621720]

約数ペア:

[(1, 239621720), (2, 119810860), (4, 59905430), (5, 47924344), (8, 29952715), (10, 23962172), (13, 18432440), (20, 11981086), (26, 9216220), (40, 5990543), (52, 4608110), (65, 3686488), (104, 2304055), (130, 1843244), (169, 1417880), (260, 921622), (338, 708940), (520, 460811), (676, 354470), (845, 283576), (1352, 177235), (1690, 141788), (3380, 70894), (6760, 35447)]