204442120

素因数分解:

$2^3\times 5^1\times {\mathrm{211}}^1\times {\mathrm{24223}}^1$

素因数の和:24445

約数の個数: 32

約数和(自身を含む): 462193920

約数和(自身を除く): 257751800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 211, 422, 844, 1055, 1688, 2110, 4220, 8440, 24223, 48446, 96892, 121115, 193784, 242230, 484460, 968920, 5111053, 10222106, 20444212, 25555265, 40888424, 51110530, 102221060, 204442120]

約数ペア:

[(1, 204442120), (2, 102221060), (4, 51110530), (5, 40888424), (8, 25555265), (10, 20444212), (20, 10222106), (40, 5111053), (211, 968920), (422, 484460), (844, 242230), (1055, 193784), (1688, 121115), (2110, 96892), (4220, 48446), (8440, 24223)]