220540408

素因数分解:

$2^3\times {\mathrm{11}}^2\times {\mathrm{137}}^1\times {\mathrm{1663}}^1$

素因数の和:1828

約数の個数: 48

約数和(自身を含む): 458115840

約数和(自身を除く): 237575432

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 121, 137, 242, 274, 484, 548, 968, 1096, 1507, 1663, 3014, 3326, 6028, 6652, 12056, 13304, 16577, 18293, 33154, 36586, 66308, 73172, 132616, 146344, 201223, 227831, 402446, 455662, 804892, 911324, 1609784, 1822648, 2506141, 5012282, 10024564, 20049128, 27567551, 55135102, 110270204, 220540408]

約数ペア:

[(1, 220540408), (2, 110270204), (4, 55135102), (8, 27567551), (11, 20049128), (22, 10024564), (44, 5012282), (88, 2506141), (121, 1822648), (137, 1609784), (242, 911324), (274, 804892), (484, 455662), (548, 402446), (968, 227831), (1096, 201223), (1507, 146344), (1663, 132616), (3014, 73172), (3326, 66308), (6028, 36586), (6652, 33154), (12056, 18293), (13304, 16577)]