55217440

素因数分解:

$2^5\times 5^1\times {\mathrm{345109}}^1$

素因数の和:345124

約数の個数: 24

約数和(自身を含む): 130451580

約数和(自身を除く): 75234140

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 345109, 690218, 1380436, 1725545, 2760872, 3451090, 5521744, 6902180, 11043488, 13804360, 27608720, 55217440]

約数ペア:

[(1, 55217440), (2, 27608720), (4, 13804360), (5, 11043488), (8, 6902180), (10, 5521744), (16, 3451090), (20, 2760872), (32, 1725545), (40, 1380436), (80, 690218), (160, 345109)]