20804557690

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{113}}^1\times {\mathrm{401}}^1\times {\mathrm{937}}^1$

素因数の和:1472

約数の個数: 96

約数和(自身を含む): 44104317264

約数和(自身を除く): 23299759574

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 113, 226, 245, 401, 490, 565, 791, 802, 937, 1130, 1582, 1874, 2005, 2807, 3955, 4010, 4685, 5537, 5614, 6559, 7910, 9370, 11074, 13118, 14035, 19649, 27685, 28070, 32795, 39298, 45313, 45913, 55370, 65590, 90626, 91826, 98245, 105881, 196490, 211762, 226565, 229565, 317191, 375737, 453130, 459130, 529405, 634382, 741167, 751474, 1058810, 1482334, 1585955, 1878685, 2220337, 2630159, 3171910, 3705835, 3757370, 4440674, 5188169, 5260318, 7411670, 10376338, 11101685, 13150795, 18411113, 22203370, 25940845, 26301590, 36822226, 42458281, 51881690, 84916562, 92055565, 184111130, 212291405, 297207967, 424582810, 594415934, 1486039835, 2080455769, 2972079670, 4160911538, 10402278845, 20804557690]

約数ペア:

[(1, 20804557690), (2, 10402278845), (5, 4160911538), (7, 2972079670), (10, 2080455769), (14, 1486039835), (35, 594415934), (49, 424582810), (70, 297207967), (98, 212291405), (113, 184111130), (226, 92055565), (245, 84916562), (401, 51881690), (490, 42458281), (565, 36822226), (791, 26301590), (802, 25940845), (937, 22203370), (1130, 18411113), (1582, 13150795), (1874, 11101685), (2005, 10376338), (2807, 7411670), (3955, 5260318), (4010, 5188169), (4685, 4440674), (5537, 3757370), (5614, 3705835), (6559, 3171910), (7910, 2630159), (9370, 2220337), (11074, 1878685), (13118, 1585955), (14035, 1482334), (19649, 1058810), (27685, 751474), (28070, 741167), (32795, 634382), (39298, 529405), (45313, 459130), (45913, 453130), (55370, 375737), (65590, 317191), (90626, 229565), (91826, 226565), (98245, 211762), (105881, 196490)]