2160208555

素因数分解:

$5^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{107}}^1\times {\mathrm{1789}}^1$

素因数の和:1999

約数の個数: 32

約数和(自身を含む): 2732771520

約数和(自身を除く): 572562965

約数列:

[1, 5, 37, 61, 107, 185, 305, 535, 1789, 2257, 3959, 6527, 8945, 11285, 19795, 32635, 66193, 109129, 191423, 241499, 330965, 545645, 957115, 1207495, 4037773, 7082651, 11676803, 20188865, 35413255, 58384015, 432041711, 2160208555]

約数ペア:

[(1, 2160208555), (5, 432041711), (37, 58384015), (61, 35413255), (107, 20188865), (185, 11676803), (305, 7082651), (535, 4037773), (1789, 1207495), (2257, 957115), (3959, 545645), (6527, 330965), (8945, 241499), (11285, 191423), (19795, 109129), (32635, 66193)]