2016357805

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{373}}^1\times {\mathrm{739}}^1$

素因数の和:1154

約数の個数: 64

約数和(自身を含む): 3188275200

約数和(自身を除く): 1171917395

約数列:

[1, 5, 7, 11, 19, 35, 55, 77, 95, 133, 209, 373, 385, 665, 739, 1045, 1463, 1865, 2611, 3695, 4103, 5173, 7087, 7315, 8129, 13055, 14041, 20515, 25865, 28721, 35435, 40645, 49609, 56903, 70205, 77957, 98287, 143605, 154451, 248045, 275647, 284515, 389785, 491435, 545699, 772255, 1081157, 1378235, 1929529, 2728495, 3032117, 5237293, 5405785, 9647645, 15160585, 21224819, 26186465, 36661051, 57610223, 106124095, 183305255, 288051115, 403271561, 2016357805]

約数ペア:

[(1, 2016357805), (5, 403271561), (7, 288051115), (11, 183305255), (19, 106124095), (35, 57610223), (55, 36661051), (77, 26186465), (95, 21224819), (133, 15160585), (209, 9647645), (373, 5405785), (385, 5237293), (665, 3032117), (739, 2728495), (1045, 1929529), (1463, 1378235), (1865, 1081157), (2611, 772255), (3695, 545699), (4103, 491435), (5173, 389785), (7087, 284515), (7315, 275647), (8129, 248045), (13055, 154451), (14041, 143605), (20515, 98287), (25865, 77957), (28721, 70205), (35435, 56903), (40645, 49609)]