2193730

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{11}}^2\times {\mathrm{37}}^1$

素因数の和:80

約数の個数: 72

約数和(自身を含む): 5185404

約数和(自身を除く): 2991674

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 37, 49, 55, 70, 74, 77, 98, 110, 121, 154, 185, 242, 245, 259, 370, 385, 407, 490, 518, 539, 605, 770, 814, 847, 1078, 1210, 1295, 1694, 1813, 2035, 2590, 2695, 2849, 3626, 4070, 4235, 4477, 5390, 5698, 5929, 8470, 8954, 9065, 11858, 14245, 18130, 19943, 22385, 28490, 29645, 31339, 39886, 44770, 59290, 62678, 99715, 156695, 199430, 219373, 313390, 438746, 1096865, 2193730]

約数ペア:

[(1, 2193730), (2, 1096865), (5, 438746), (7, 313390), (10, 219373), (11, 199430), (14, 156695), (22, 99715), (35, 62678), (37, 59290), (49, 44770), (55, 39886), (70, 31339), (74, 29645), (77, 28490), (98, 22385), (110, 19943), (121, 18130), (154, 14245), (185, 11858), (242, 9065), (245, 8954), (259, 8470), (370, 5929), (385, 5698), (407, 5390), (490, 4477), (518, 4235), (539, 4070), (605, 3626), (770, 2849), (814, 2695), (847, 2590), (1078, 2035), (1210, 1813), (1295, 1694)]