16608920

素因数分解:

$2^3\times 5^1\times {\mathrm{277}}^1\times {\mathrm{1499}}^1$

素因数の和:1787

約数の個数: 32

約数和(自身を含む): 37530000

約数和(自身を除く): 20921080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 277, 554, 1108, 1385, 1499, 2216, 2770, 2998, 5540, 5996, 7495, 11080, 11992, 14990, 29980, 59960, 415223, 830446, 1660892, 2076115, 3321784, 4152230, 8304460, 16608920]

約数ペア:

[(1, 16608920), (2, 8304460), (4, 4152230), (5, 3321784), (8, 2076115), (10, 1660892), (20, 830446), (40, 415223), (277, 59960), (554, 29980), (1108, 14990), (1385, 11992), (1499, 11080), (2216, 7495), (2770, 5996), (2998, 5540)]