2641310

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{389}}^1$

素因数の和:500

約数の個数: 32

約数和(自身を含む): 5503680

約数和(自身を除く): 2862370

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 97, 194, 389, 485, 679, 778, 970, 1358, 1945, 2723, 3395, 3890, 5446, 6790, 13615, 27230, 37733, 75466, 188665, 264131, 377330, 528262, 1320655, 2641310]

約数ペア:

[(1, 2641310), (2, 1320655), (5, 528262), (7, 377330), (10, 264131), (14, 188665), (35, 75466), (70, 37733), (97, 27230), (194, 13615), (389, 6790), (485, 5446), (679, 3890), (778, 3395), (970, 2723), (1358, 1945)]