2152240

素因数分解:

$2^4\times 5^1\times {\mathrm{26903}}^1$

素因数の和:26916

約数の個数: 20

約数和(自身を含む): 5004144

約数和(自身を除く): 2851904

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 26903, 53806, 107612, 134515, 215224, 269030, 430448, 538060, 1076120, 2152240]

約数ペア:

[(1, 2152240), (2, 1076120), (4, 538060), (5, 430448), (8, 269030), (10, 215224), (16, 134515), (20, 107612), (40, 53806), (80, 26903)]