111288820

素因数分解:

$2^2\times 5^1\times {\mathrm{331}}^1\times {\mathrm{16811}}^1$

素因数の和:17151

約数の個数: 24

約数和(自身を含む): 234426528

約数和(自身を除く): 123137708

約数列:

[1, 2, 4, 5, 10, 20, 331, 662, 1324, 1655, 3310, 6620, 16811, 33622, 67244, 84055, 168110, 336220, 5564441, 11128882, 22257764, 27822205, 55644410, 111288820]

約数ペア:

[(1, 111288820), (2, 55644410), (4, 27822205), (5, 22257764), (10, 11128882), (20, 5564441), (331, 336220), (662, 168110), (1324, 84055), (1655, 67244), (3310, 33622), (6620, 16811)]