220170040

素因数分解:

$2^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{82153}}^1$

素因数の和:82231

約数の個数: 32

約数和(自身を含む): 502782480

約数和(自身を除く): 282612440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 67, 134, 268, 335, 536, 670, 1340, 2680, 82153, 164306, 328612, 410765, 657224, 821530, 1643060, 3286120, 5504251, 11008502, 22017004, 27521255, 44034008, 55042510, 110085020, 220170040]

約数ペア:

[(1, 220170040), (2, 110085020), (4, 55042510), (5, 44034008), (8, 27521255), (10, 22017004), (20, 11008502), (40, 5504251), (67, 3286120), (134, 1643060), (268, 821530), (335, 657224), (536, 410765), (670, 328612), (1340, 164306), (2680, 82153)]