1977710

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1487}}^1$

素因数の和:1520

約数の個数: 32

約数和(自身を含む): 4285440

約数和(自身を除く): 2307730

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 70, 95, 133, 190, 266, 665, 1330, 1487, 2974, 7435, 10409, 14870, 20818, 28253, 52045, 56506, 104090, 141265, 197771, 282530, 395542, 988855, 1977710]

約数ペア:

[(1, 1977710), (2, 988855), (5, 395542), (7, 282530), (10, 197771), (14, 141265), (19, 104090), (35, 56506), (38, 52045), (70, 28253), (95, 20818), (133, 14870), (190, 10409), (266, 7435), (665, 2974), (1330, 1487)]