84747140

素因数分解:

$2^2\times 5^1\times {\mathrm{1301}}^1\times {\mathrm{3257}}^1$

素因数の和:4567

約数の個数: 24

約数和(自身を含む): 178160472

約数和(自身を除く): 93413332

約数列:

[1, 2, 4, 5, 10, 20, 1301, 2602, 3257, 5204, 6505, 6514, 13010, 13028, 16285, 26020, 32570, 65140, 4237357, 8474714, 16949428, 21186785, 42373570, 84747140]

約数ペア:

[(1, 84747140), (2, 42373570), (4, 21186785), (5, 16949428), (10, 8474714), (20, 4237357), (1301, 65140), (2602, 32570), (3257, 26020), (5204, 16285), (6505, 13028), (6514, 13010)]