1840692280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{127}}^1\times {\mathrm{1399}}^1$

素因数の和:1581

約数の個数: 128

約数和(自身を含む): 4902912000

約数和(自身を除く): 3062219720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 37, 40, 56, 70, 74, 127, 140, 148, 185, 254, 259, 280, 296, 370, 508, 518, 635, 740, 889, 1016, 1036, 1270, 1295, 1399, 1480, 1778, 2072, 2540, 2590, 2798, 3556, 4445, 4699, 5080, 5180, 5596, 6995, 7112, 8890, 9398, 9793, 10360, 11192, 13990, 17780, 18796, 19586, 23495, 27980, 32893, 35560, 37592, 39172, 46990, 48965, 51763, 55960, 65786, 78344, 93980, 97930, 103526, 131572, 164465, 177673, 187960, 195860, 207052, 258815, 263144, 328930, 355346, 362341, 391720, 414104, 517630, 657860, 710692, 724682, 888365, 1035260, 1243711, 1315720, 1421384, 1449364, 1776730, 1811705, 2070520, 2487422, 2898728, 3553460, 3623410, 4974844, 6218555, 6573901, 7106920, 7246820, 9949688, 12437110, 13147802, 14493640, 24874220, 26295604, 32869505, 46017307, 49748440, 52591208, 65739010, 92034614, 131478020, 184069228, 230086535, 262956040, 368138456, 460173070, 920346140, 1840692280]

約数ペア:

[(1, 1840692280), (2, 920346140), (4, 460173070), (5, 368138456), (7, 262956040), (8, 230086535), (10, 184069228), (14, 131478020), (20, 92034614), (28, 65739010), (35, 52591208), (37, 49748440), (40, 46017307), (56, 32869505), (70, 26295604), (74, 24874220), (127, 14493640), (140, 13147802), (148, 12437110), (185, 9949688), (254, 7246820), (259, 7106920), (280, 6573901), (296, 6218555), (370, 4974844), (508, 3623410), (518, 3553460), (635, 2898728), (740, 2487422), (889, 2070520), (1016, 1811705), (1036, 1776730), (1270, 1449364), (1295, 1421384), (1399, 1315720), (1480, 1243711), (1778, 1035260), (2072, 888365), (2540, 724682), (2590, 710692), (2798, 657860), (3556, 517630), (4445, 414104), (4699, 391720), (5080, 362341), (5180, 355346), (5596, 328930), (6995, 263144), (7112, 258815), (8890, 207052), (9398, 195860), (9793, 187960), (10360, 177673), (11192, 164465), (13990, 131572), (17780, 103526), (18796, 97930), (19586, 93980), (23495, 78344), (27980, 65786), (32893, 55960), (35560, 51763), (37592, 48965), (39172, 46990)]