74702140

素因数分解:

$2^2\times 5^1\times {\mathrm{641}}^1\times {\mathrm{5827}}^1$

素因数の和:6477

約数の個数: 24

約数和(自身を含む): 157146192

約数和(自身を除く): 82444052

約数列:

[1, 2, 4, 5, 10, 20, 641, 1282, 2564, 3205, 5827, 6410, 11654, 12820, 23308, 29135, 58270, 116540, 3735107, 7470214, 14940428, 18675535, 37351070, 74702140]

約数ペア:

[(1, 74702140), (2, 37351070), (4, 18675535), (5, 14940428), (10, 7470214), (20, 3735107), (641, 116540), (1282, 58270), (2564, 29135), (3205, 23308), (5827, 12820), (6410, 11654)]