2558270

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1789}}^1$

素因数の和:1820

約数の個数: 32

約数和(自身を含む): 5412960

約数和(自身を除く): 2854690

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 110, 130, 143, 286, 715, 1430, 1789, 3578, 8945, 17890, 19679, 23257, 39358, 46514, 98395, 116285, 196790, 232570, 255827, 511654, 1279135, 2558270]

約数ペア:

[(1, 2558270), (2, 1279135), (5, 511654), (10, 255827), (11, 232570), (13, 196790), (22, 116285), (26, 98395), (55, 46514), (65, 39358), (110, 23257), (130, 19679), (143, 17890), (286, 8945), (715, 3578), (1430, 1789)]