2537990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{2789}}^1$

素因数の和:2816

約数の個数: 32

約数和(自身を含む): 5624640

約数和(自身を除く): 3086650

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 182, 455, 910, 2789, 5578, 13945, 19523, 27890, 36257, 39046, 72514, 97615, 181285, 195230, 253799, 362570, 507598, 1268995, 2537990]

約数ペア:

[(1, 2537990), (2, 1268995), (5, 507598), (7, 362570), (10, 253799), (13, 195230), (14, 181285), (26, 97615), (35, 72514), (65, 39046), (70, 36257), (91, 27890), (130, 19523), (182, 13945), (455, 5578), (910, 2789)]