548120

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{193}}^1$

素因数の和:275

約数の個数: 32

約数和(自身を含む): 1257120

約数和(自身を除く): 709000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 193, 284, 355, 386, 568, 710, 772, 965, 1420, 1544, 1930, 2840, 3860, 7720, 13703, 27406, 54812, 68515, 109624, 137030, 274060, 548120]

約数ペア:

[(1, 548120), (2, 274060), (4, 137030), (5, 109624), (8, 68515), (10, 54812), (20, 27406), (40, 13703), (71, 7720), (142, 3860), (193, 2840), (284, 1930), (355, 1544), (386, 1420), (568, 965), (710, 772)]