749543440

素因数分解:

$2^4\times 5^1\times {\mathrm{137}}^1\times {\mathrm{68389}}^1$

素因数の和:68539

約数の個数: 40

約数和(自身を含む): 1755434520

約数和(自身を除く): 1005891080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 137, 274, 548, 685, 1096, 1370, 2192, 2740, 5480, 10960, 68389, 136778, 273556, 341945, 547112, 683890, 1094224, 1367780, 2735560, 5471120, 9369293, 18738586, 37477172, 46846465, 74954344, 93692930, 149908688, 187385860, 374771720, 749543440]

約数ペア:

[(1, 749543440), (2, 374771720), (4, 187385860), (5, 149908688), (8, 93692930), (10, 74954344), (16, 46846465), (20, 37477172), (40, 18738586), (80, 9369293), (137, 5471120), (274, 2735560), (548, 1367780), (685, 1094224), (1096, 683890), (1370, 547112), (2192, 341945), (2740, 273556), (5480, 136778), (10960, 68389)]