1738609940

素因数分解:

$2^2\times 5^1\times {\mathrm{641}}^1\times {\mathrm{135617}}^1$

素因数の和:136267

約数の個数: 24

約数和(自身を含む): 3656803752

約数和(自身を除く): 1918193812

約数列:

[1, 2, 4, 5, 10, 20, 641, 1282, 2564, 3205, 6410, 12820, 135617, 271234, 542468, 678085, 1356170, 2712340, 86930497, 173860994, 347721988, 434652485, 869304970, 1738609940]

約数ペア:

[(1, 1738609940), (2, 869304970), (4, 434652485), (5, 347721988), (10, 173860994), (20, 86930497), (641, 2712340), (1282, 1356170), (2564, 678085), (3205, 542468), (6410, 271234), (12820, 135617)]