20036996980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1000849}}^1$

素因数の和:1000889

約数の個数: 96

約数和(自身を含む): 56495980800

約数和(自身を除く): 36458983820

約数列:

[1, 2, 4, 5, 7, 10, 11, 13, 14, 20, 22, 26, 28, 35, 44, 52, 55, 65, 70, 77, 91, 110, 130, 140, 143, 154, 182, 220, 260, 286, 308, 364, 385, 455, 572, 715, 770, 910, 1001, 1430, 1540, 1820, 2002, 2860, 4004, 5005, 10010, 20020, 1000849, 2001698, 4003396, 5004245, 7005943, 10008490, 11009339, 13011037, 14011886, 20016980, 22018678, 26022074, 28023772, 35029715, 44037356, 52044148, 55046695, 65055185, 70059430, 77065373, 91077259, 110093390, 130110370, 140118860, 143121407, 154130746, 182154518, 220186780, 260220740, 286242814, 308261492, 364309036, 385326865, 455386295, 572485628, 715607035, 770653730, 910772590, 1001849849, 1431214070, 1541307460, 1821545180, 2003699698, 2862428140, 4007399396, 5009249245, 10018498490, 20036996980]

約数ペア:

[(1, 20036996980), (2, 10018498490), (4, 5009249245), (5, 4007399396), (7, 2862428140), (10, 2003699698), (11, 1821545180), (13, 1541307460), (14, 1431214070), (20, 1001849849), (22, 910772590), (26, 770653730), (28, 715607035), (35, 572485628), (44, 455386295), (52, 385326865), (55, 364309036), (65, 308261492), (70, 286242814), (77, 260220740), (91, 220186780), (110, 182154518), (130, 154130746), (140, 143121407), (143, 140118860), (154, 130110370), (182, 110093390), (220, 91077259), (260, 77065373), (286, 70059430), (308, 65055185), (364, 55046695), (385, 52044148), (455, 44037356), (572, 35029715), (715, 28023772), (770, 26022074), (910, 22018678), (1001, 20016980), (1430, 14011886), (1540, 13011037), (1820, 11009339), (2002, 10008490), (2860, 7005943), (4004, 5004245), (5005, 4003396), (10010, 2001698), (20020, 1000849)]