1354120

素因数分解:

$2^3\times 5^1\times {\mathrm{97}}^1\times {\mathrm{349}}^1$

素因数の和:457

約数の個数: 32

約数和(自身を含む): 3087000

約数和(自身を除く): 1732880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 97, 194, 349, 388, 485, 698, 776, 970, 1396, 1745, 1940, 2792, 3490, 3880, 6980, 13960, 33853, 67706, 135412, 169265, 270824, 338530, 677060, 1354120]

約数ペア:

[(1, 1354120), (2, 677060), (4, 338530), (5, 270824), (8, 169265), (10, 135412), (20, 67706), (40, 33853), (97, 13960), (194, 6980), (349, 3880), (388, 3490), (485, 2792), (698, 1940), (776, 1745), (970, 1396)]