71140940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{14401}}^1$

素因数の和:14442

約数の個数: 48

約数和(自身を含む): 169367520

約数和(自身を除く): 98226580

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 65, 76, 95, 130, 190, 247, 260, 380, 494, 988, 1235, 2470, 4940, 14401, 28802, 57604, 72005, 144010, 187213, 273619, 288020, 374426, 547238, 748852, 936065, 1094476, 1368095, 1872130, 2736190, 3557047, 3744260, 5472380, 7114094, 14228188, 17785235, 35570470, 71140940]

約数ペア:

[(1, 71140940), (2, 35570470), (4, 17785235), (5, 14228188), (10, 7114094), (13, 5472380), (19, 3744260), (20, 3557047), (26, 2736190), (38, 1872130), (52, 1368095), (65, 1094476), (76, 936065), (95, 748852), (130, 547238), (190, 374426), (247, 288020), (260, 273619), (380, 187213), (494, 144010), (988, 72005), (1235, 57604), (2470, 28802), (4940, 14401)]