55865860

素因数分解:

$2^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{20389}}^1$

素因数の和:20535

約数の個数: 24

約数和(自身を含む): 118180440

約数和(自身を除く): 62314580

約数列:

[1, 2, 4, 5, 10, 20, 137, 274, 548, 685, 1370, 2740, 20389, 40778, 81556, 101945, 203890, 407780, 2793293, 5586586, 11173172, 13966465, 27932930, 55865860]

約数ペア:

[(1, 55865860), (2, 27932930), (4, 13966465), (5, 11173172), (10, 5586586), (20, 2793293), (137, 407780), (274, 203890), (548, 101945), (685, 81556), (1370, 40778), (2740, 20389)]