55286120

素因数分解:

$2^3\times 5^1\times {\mathrm{97}}^1\times {\mathrm{14249}}^1$

素因数の和:14357

約数の個数: 32

約数和(自身を含む): 125685000

約数和(自身を除く): 70398880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 97, 194, 388, 485, 776, 970, 1940, 3880, 14249, 28498, 56996, 71245, 113992, 142490, 284980, 569960, 1382153, 2764306, 5528612, 6910765, 11057224, 13821530, 27643060, 55286120]

約数ペア:

[(1, 55286120), (2, 27643060), (4, 13821530), (5, 11057224), (8, 6910765), (10, 5528612), (20, 2764306), (40, 1382153), (97, 569960), (194, 284980), (388, 142490), (485, 113992), (776, 71245), (970, 56996), (1940, 28498), (3880, 14249)]