22225100

素因数分解:

$2^2\times 5^2\times {\mathrm{109}}^1\times {\mathrm{2039}}^1$

素因数の和:2162

約数の個数: 36

約数和(自身を含む): 48694800

約数和(自身を除く): 26469700

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 109, 218, 436, 545, 1090, 2039, 2180, 2725, 4078, 5450, 8156, 10195, 10900, 20390, 40780, 50975, 101950, 203900, 222251, 444502, 889004, 1111255, 2222510, 4445020, 5556275, 11112550, 22225100]

約数ペア:

[(1, 22225100), (2, 11112550), (4, 5556275), (5, 4445020), (10, 2222510), (20, 1111255), (25, 889004), (50, 444502), (100, 222251), (109, 203900), (218, 101950), (436, 50975), (545, 40780), (1090, 20390), (2039, 10900), (2180, 10195), (2725, 8156), (4078, 5450)]