26115640

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{21061}}^1$

素因数の和:21103

約数の個数: 32

約数和(自身を含む): 60658560

約数和(自身を除く): 34542920

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 21061, 42122, 84244, 105305, 168488, 210610, 421220, 652891, 842440, 1305782, 2611564, 3264455, 5223128, 6528910, 13057820, 26115640]

約数ペア:

[(1, 26115640), (2, 13057820), (4, 6528910), (5, 5223128), (8, 3264455), (10, 2611564), (20, 1305782), (31, 842440), (40, 652891), (62, 421220), (124, 210610), (155, 168488), (248, 105305), (310, 84244), (620, 42122), (1240, 21061)]