78852980

素因数分解:

$2^2\times 5^1\times {\mathrm{479}}^1\times {\mathrm{8231}}^1$

素因数の和:8719

約数の個数: 24

約数和(自身を含む): 165957120

約数和(自身を除く): 87104140

約数列:

[1, 2, 4, 5, 10, 20, 479, 958, 1916, 2395, 4790, 8231, 9580, 16462, 32924, 41155, 82310, 164620, 3942649, 7885298, 15770596, 19713245, 39426490, 78852980]

約数ペア:

[(1, 78852980), (2, 39426490), (4, 19713245), (5, 15770596), (10, 7885298), (20, 3942649), (479, 164620), (958, 82310), (1916, 41155), (2395, 32924), (4790, 16462), (8231, 9580)]