1827654920

素因数分解:

$2^3\times 5^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{10247}}^1$

素因数の和:10292

約数の個数: 128

約数和(自身を含む): 5164992000

約数和(自身を除く): 3337337080

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 49, 52, 56, 65, 70, 91, 98, 104, 130, 140, 182, 196, 245, 260, 280, 343, 364, 392, 455, 490, 520, 637, 686, 728, 910, 980, 1274, 1372, 1715, 1820, 1960, 2548, 2744, 3185, 3430, 3640, 4459, 5096, 6370, 6860, 8918, 10247, 12740, 13720, 17836, 20494, 22295, 25480, 35672, 40988, 44590, 51235, 71729, 81976, 89180, 102470, 133211, 143458, 178360, 204940, 266422, 286916, 358645, 409880, 502103, 532844, 573832, 666055, 717290, 932477, 1004206, 1065688, 1332110, 1434580, 1864954, 2008412, 2510515, 2664220, 2869160, 3514721, 3729908, 4016824, 4662385, 5021030, 5328440, 6527339, 7029442, 7459816, 9324770, 10042060, 13054678, 14058884, 17573605, 18649540, 20084120, 26109356, 28117768, 32636695, 35147210, 37299080, 45691373, 52218712, 65273390, 70294420, 91382746, 130546780, 140588840, 182765492, 228456865, 261093560, 365530984, 456913730, 913827460, 1827654920]

約数ペア:

[(1, 1827654920), (2, 913827460), (4, 456913730), (5, 365530984), (7, 261093560), (8, 228456865), (10, 182765492), (13, 140588840), (14, 130546780), (20, 91382746), (26, 70294420), (28, 65273390), (35, 52218712), (40, 45691373), (49, 37299080), (52, 35147210), (56, 32636695), (65, 28117768), (70, 26109356), (91, 20084120), (98, 18649540), (104, 17573605), (130, 14058884), (140, 13054678), (182, 10042060), (196, 9324770), (245, 7459816), (260, 7029442), (280, 6527339), (343, 5328440), (364, 5021030), (392, 4662385), (455, 4016824), (490, 3729908), (520, 3514721), (637, 2869160), (686, 2664220), (728, 2510515), (910, 2008412), (980, 1864954), (1274, 1434580), (1372, 1332110), (1715, 1065688), (1820, 1004206), (1960, 932477), (2548, 717290), (2744, 666055), (3185, 573832), (3430, 532844), (3640, 502103), (4459, 409880), (5096, 358645), (6370, 286916), (6860, 266422), (8918, 204940), (10247, 178360), (12740, 143458), (13720, 133211), (17836, 102470), (20494, 89180), (22295, 81976), (25480, 71729), (35672, 51235), (40988, 44590)]