2005394710

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{19}}^2\times {\mathrm{4591}}^1$

素因数の和:4658

約数の個数: 72

約数和(自身を含む): 4188427488

約数和(自身を除く): 2183032778

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 55, 95, 110, 121, 190, 209, 242, 361, 418, 605, 722, 1045, 1210, 1805, 2090, 2299, 3610, 3971, 4591, 4598, 7942, 9182, 11495, 19855, 22955, 22990, 39710, 43681, 45910, 50501, 87229, 87362, 101002, 174458, 218405, 252505, 436145, 436810, 505010, 555511, 872290, 959519, 1111022, 1657351, 1919038, 2777555, 3314702, 4797595, 5555110, 8286755, 9595190, 10554709, 16573510, 18230861, 21109418, 36461722, 52773545, 91154305, 105547090, 182308610, 200539471, 401078942, 1002697355, 2005394710]

約数ペア:

[(1, 2005394710), (2, 1002697355), (5, 401078942), (10, 200539471), (11, 182308610), (19, 105547090), (22, 91154305), (38, 52773545), (55, 36461722), (95, 21109418), (110, 18230861), (121, 16573510), (190, 10554709), (209, 9595190), (242, 8286755), (361, 5555110), (418, 4797595), (605, 3314702), (722, 2777555), (1045, 1919038), (1210, 1657351), (1805, 1111022), (2090, 959519), (2299, 872290), (3610, 555511), (3971, 505010), (4591, 436810), (4598, 436145), (7942, 252505), (9182, 218405), (11495, 174458), (19855, 101002), (22955, 87362), (22990, 87229), (39710, 50501), (43681, 45910)]