26981710

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{20287}}^1$

素因数の和:20320

約数の個数: 32

約数和(自身を含む): 58429440

約数和(自身を除く): 31447730

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 70, 95, 133, 190, 266, 665, 1330, 20287, 40574, 101435, 142009, 202870, 284018, 385453, 710045, 770906, 1420090, 1927265, 2698171, 3854530, 5396342, 13490855, 26981710]

約数ペア:

[(1, 26981710), (2, 13490855), (5, 5396342), (7, 3854530), (10, 2698171), (14, 1927265), (19, 1420090), (35, 770906), (38, 710045), (70, 385453), (95, 284018), (133, 202870), (190, 142009), (266, 101435), (665, 40574), (1330, 20287)]