2009768080

素因数分解:

$2^4\times 5^1\times {\mathrm{137}}^1\times {\mathrm{183373}}^1$

素因数の和:183523

約数の個数: 40

約数和(自身を含む): 4706843832

約数和(自身を除く): 2697075752

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 137, 274, 548, 685, 1096, 1370, 2192, 2740, 5480, 10960, 183373, 366746, 733492, 916865, 1466984, 1833730, 2933968, 3667460, 7334920, 14669840, 25122101, 50244202, 100488404, 125610505, 200976808, 251221010, 401953616, 502442020, 1004884040, 2009768080]

約数ペア:

[(1, 2009768080), (2, 1004884040), (4, 502442020), (5, 401953616), (8, 251221010), (10, 200976808), (16, 125610505), (20, 100488404), (40, 50244202), (80, 25122101), (137, 14669840), (274, 7334920), (548, 3667460), (685, 2933968), (1096, 1833730), (1370, 1466984), (2192, 916865), (2740, 733492), (5480, 366746), (10960, 183373)]