20169436595

素因数分解:

$5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{174047}}^1$

素因数の和:174120

約数の個数: 48

約数和(自身を含む): 31428891648

約数和(自身を除く): 11259455053

約数列:

[1, 5, 7, 11, 35, 43, 49, 55, 77, 215, 245, 301, 385, 473, 539, 1505, 2107, 2365, 2695, 3311, 10535, 16555, 23177, 115885, 174047, 870235, 1218329, 1914517, 6091645, 7484021, 8528303, 9572585, 13401619, 37420105, 42641515, 52388147, 67008095, 82324231, 93811333, 261940735, 366717029, 411621155, 469056665, 576269617, 1833585145, 2881348085, 4033887319, 20169436595]

約数ペア:

[(1, 20169436595), (5, 4033887319), (7, 2881348085), (11, 1833585145), (35, 576269617), (43, 469056665), (49, 411621155), (55, 366717029), (77, 261940735), (215, 93811333), (245, 82324231), (301, 67008095), (385, 52388147), (473, 42641515), (539, 37420105), (1505, 13401619), (2107, 9572585), (2365, 8528303), (2695, 7484021), (3311, 6091645), (10535, 1914517), (16555, 1218329), (23177, 870235), (115885, 174047)]