8720504

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{1181}}^1$

素因数の和:1271

約数の個数: 32

約数和(自身を含む): 17871840

約数和(自身を除く): 9151336

約数列:

[1, 2, 4, 8, 13, 26, 52, 71, 104, 142, 284, 568, 923, 1181, 1846, 2362, 3692, 4724, 7384, 9448, 15353, 30706, 61412, 83851, 122824, 167702, 335404, 670808, 1090063, 2180126, 4360252, 8720504]

約数ペア:

[(1, 8720504), (2, 4360252), (4, 2180126), (8, 1090063), (13, 670808), (26, 335404), (52, 167702), (71, 122824), (104, 83851), (142, 61412), (284, 30706), (568, 15353), (923, 9448), (1181, 7384), (1846, 4724), (2362, 3692)]