22222250

素因数分解:

$2^1\times 5^3\times {\mathrm{103}}^1\times {\mathrm{863}}^1$

素因数の和:983

約数の個数: 32

約数和(自身を含む): 42052608

約数和(自身を除く): 19830358

約数列:

[1, 2, 5, 10, 25, 50, 103, 125, 206, 250, 515, 863, 1030, 1726, 2575, 4315, 5150, 8630, 12875, 21575, 25750, 43150, 88889, 107875, 177778, 215750, 444445, 888890, 2222225, 4444450, 11111125, 22222250]

約数ペア:

[(1, 22222250), (2, 11111125), (5, 4444450), (10, 2222225), (25, 888890), (50, 444445), (103, 215750), (125, 177778), (206, 107875), (250, 88889), (515, 43150), (863, 25750), (1030, 21575), (1726, 12875), (2575, 8630), (4315, 5150)]