20165571480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{3217}}^1\times {\mathrm{52237}}^1$

素因数の和:55468

約数の個数: 64

約数和(自身を含む): 60516678240

約数和(自身を除く): 40351106760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 3217, 6434, 9651, 12868, 16085, 19302, 25736, 32170, 38604, 48255, 52237, 64340, 77208, 96510, 104474, 128680, 156711, 193020, 208948, 261185, 313422, 386040, 417896, 522370, 626844, 783555, 1044740, 1253688, 1567110, 2089480, 3134220, 6268440, 168046429, 336092858, 504139287, 672185716, 840232145, 1008278574, 1344371432, 1680464290, 2016557148, 2520696435, 3360928580, 4033114296, 5041392870, 6721857160, 10082785740, 20165571480]

約数ペア:

[(1, 20165571480), (2, 10082785740), (3, 6721857160), (4, 5041392870), (5, 4033114296), (6, 3360928580), (8, 2520696435), (10, 2016557148), (12, 1680464290), (15, 1344371432), (20, 1008278574), (24, 840232145), (30, 672185716), (40, 504139287), (60, 336092858), (120, 168046429), (3217, 6268440), (6434, 3134220), (9651, 2089480), (12868, 1567110), (16085, 1253688), (19302, 1044740), (25736, 783555), (32170, 626844), (38604, 522370), (48255, 417896), (52237, 386040), (64340, 313422), (77208, 261185), (96510, 208948), (104474, 193020), (128680, 156711)]