5237380

素因数分解:

$2^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{1999}}^1$

素因数の和:2139

約数の個数: 24

約数和(自身を含む): 11088000

約数和(自身を除く): 5850620

約数列:

[1, 2, 4, 5, 10, 20, 131, 262, 524, 655, 1310, 1999, 2620, 3998, 7996, 9995, 19990, 39980, 261869, 523738, 1047476, 1309345, 2618690, 5237380]

約数ペア:

[(1, 5237380), (2, 2618690), (4, 1309345), (5, 1047476), (10, 523738), (20, 261869), (131, 39980), (262, 19990), (524, 9995), (655, 7996), (1310, 3998), (1999, 2620)]