55325840

素因数分解:

$2^4\times 5^1\times {\mathrm{691573}}^1$

素因数の和:691586

約数の個数: 20

約数和(自身を含む): 128632764

約数和(自身を除く): 73306924

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 691573, 1383146, 2766292, 3457865, 5532584, 6915730, 11065168, 13831460, 27662920, 55325840]

約数ペア:

[(1, 55325840), (2, 27662920), (4, 13831460), (5, 11065168), (8, 6915730), (10, 5532584), (16, 3457865), (20, 2766292), (40, 1383146), (80, 691573)]