2254220

素因数分解:

$2^2\times 5^1\times {\mathrm{269}}^1\times {\mathrm{419}}^1$

素因数の和:697

約数の個数: 24

約数和(自身を含む): 4762800

約数和(自身を除く): 2508580

約数列:

[1, 2, 4, 5, 10, 20, 269, 419, 538, 838, 1076, 1345, 1676, 2095, 2690, 4190, 5380, 8380, 112711, 225422, 450844, 563555, 1127110, 2254220]

約数ペア:

[(1, 2254220), (2, 1127110), (4, 563555), (5, 450844), (10, 225422), (20, 112711), (269, 8380), (419, 5380), (538, 4190), (838, 2690), (1076, 2095), (1345, 1676)]