2056236490

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{11}}^2\times {\mathrm{79}}^1\times {\mathrm{439}}^1$

素因数の和:561

約数の個数: 144

約数和(自身を含む): 4803321600

約数和(自身を除く): 2747085110

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 49, 55, 70, 77, 79, 98, 110, 121, 154, 158, 242, 245, 385, 395, 439, 490, 539, 553, 605, 770, 790, 847, 869, 878, 1078, 1106, 1210, 1694, 1738, 2195, 2695, 2765, 3073, 3871, 4235, 4345, 4390, 4829, 5390, 5530, 5929, 6083, 6146, 7742, 8470, 8690, 9559, 9658, 11858, 12166, 15365, 19118, 19355, 21511, 24145, 29645, 30415, 30730, 33803, 34681, 38710, 42581, 43022, 47795, 48290, 53119, 59290, 60830, 66913, 67606, 69362, 85162, 95590, 106238, 107555, 133826, 169015, 173405, 212905, 215110, 236621, 242767, 265595, 334565, 338030, 346810, 371833, 381491, 425810, 468391, 473242, 485534, 531190, 669130, 743666, 762982, 936782, 1183105, 1213835, 1699369, 1859165, 1907455, 2341955, 2366210, 2427670, 2602831, 2670437, 3398738, 3718330, 3814910, 4196401, 4683910, 5205662, 5340874, 8392802, 8496845, 13014155, 13352185, 16993690, 18693059, 20982005, 26028310, 26704370, 29374807, 37386118, 41964010, 58749614, 93465295, 146874035, 186930590, 205623649, 293748070, 411247298, 1028118245, 2056236490]

約数ペア:

[(1, 2056236490), (2, 1028118245), (5, 411247298), (7, 293748070), (10, 205623649), (11, 186930590), (14, 146874035), (22, 93465295), (35, 58749614), (49, 41964010), (55, 37386118), (70, 29374807), (77, 26704370), (79, 26028310), (98, 20982005), (110, 18693059), (121, 16993690), (154, 13352185), (158, 13014155), (242, 8496845), (245, 8392802), (385, 5340874), (395, 5205662), (439, 4683910), (490, 4196401), (539, 3814910), (553, 3718330), (605, 3398738), (770, 2670437), (790, 2602831), (847, 2427670), (869, 2366210), (878, 2341955), (1078, 1907455), (1106, 1859165), (1210, 1699369), (1694, 1213835), (1738, 1183105), (2195, 936782), (2695, 762982), (2765, 743666), (3073, 669130), (3871, 531190), (4235, 485534), (4345, 473242), (4390, 468391), (4829, 425810), (5390, 381491), (5530, 371833), (5929, 346810), (6083, 338030), (6146, 334565), (7742, 265595), (8470, 242767), (8690, 236621), (9559, 215110), (9658, 212905), (11858, 173405), (12166, 169015), (15365, 133826), (19118, 107555), (19355, 106238), (21511, 95590), (24145, 85162), (29645, 69362), (30415, 67606), (30730, 66913), (33803, 60830), (34681, 59290), (38710, 53119), (42581, 48290), (43022, 47795)]