22198780

素因数分解:

$2^2\times 5^1\times {\mathrm{277}}^1\times {\mathrm{4007}}^1$

素因数の和:4293

約数の個数: 24

約数和(自身を含む): 46797408

約数和(自身を除く): 24598628

約数列:

[1, 2, 4, 5, 10, 20, 277, 554, 1108, 1385, 2770, 4007, 5540, 8014, 16028, 20035, 40070, 80140, 1109939, 2219878, 4439756, 5549695, 11099390, 22198780]

約数ペア:

[(1, 22198780), (2, 11099390), (4, 5549695), (5, 4439756), (10, 2219878), (20, 1109939), (277, 80140), (554, 40070), (1108, 20035), (1385, 16028), (2770, 8014), (4007, 5540)]