47889670

素因数分解:

$2^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{139}}^1\times {\mathrm{263}}^1$

素因数の和:540

約数の個数: 32

約数和(自身を含む): 87816960

約数和(自身を除く): 39927290

約数列:

[1, 2, 5, 10, 131, 139, 262, 263, 278, 526, 655, 695, 1310, 1315, 1390, 2630, 18209, 34453, 36418, 36557, 68906, 73114, 91045, 172265, 182090, 182785, 344530, 365570, 4788967, 9577934, 23944835, 47889670]

約数ペア:

[(1, 47889670), (2, 23944835), (5, 9577934), (10, 4788967), (131, 365570), (139, 344530), (262, 182785), (263, 182090), (278, 172265), (526, 91045), (655, 73114), (695, 68906), (1310, 36557), (1315, 36418), (1390, 34453), (2630, 18209)]