2478312170

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{97}}^1\times {\mathrm{199}}^1\times {\mathrm{347}}^1$

素因数の和:687

約数の個数: 64

約数和(自身を含む): 4665427200

約数和(自身を除く): 2187115030

約数列:

[1, 2, 5, 10, 37, 74, 97, 185, 194, 199, 347, 370, 398, 485, 694, 970, 995, 1735, 1990, 3470, 3589, 7178, 7363, 12839, 14726, 17945, 19303, 25678, 33659, 35890, 36815, 38606, 64195, 67318, 69053, 73630, 96515, 128390, 138106, 168295, 193030, 336590, 345265, 690530, 714211, 1245383, 1428422, 2490766, 2554961, 3571055, 5109922, 6226915, 6698141, 7142110, 12453830, 12774805, 13396282, 25549610, 33490705, 66981410, 247831217, 495662434, 1239156085, 2478312170]

約数ペア:

[(1, 2478312170), (2, 1239156085), (5, 495662434), (10, 247831217), (37, 66981410), (74, 33490705), (97, 25549610), (185, 13396282), (194, 12774805), (199, 12453830), (347, 7142110), (370, 6698141), (398, 6226915), (485, 5109922), (694, 3571055), (970, 2554961), (995, 2490766), (1735, 1428422), (1990, 1245383), (3470, 714211), (3589, 690530), (7178, 345265), (7363, 336590), (12839, 193030), (14726, 168295), (17945, 138106), (19303, 128390), (25678, 96515), (33659, 73630), (35890, 69053), (36815, 67318), (38606, 64195)]