16875920

素因数分解:

$2^4\times 5^1\times {\mathrm{193}}^1\times {\mathrm{1093}}^1$

素因数の和:1299

約数の個数: 40

約数和(自身を含む): 39475896

約数和(自身を除く): 22599976

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 193, 386, 772, 965, 1093, 1544, 1930, 2186, 3088, 3860, 4372, 5465, 7720, 8744, 10930, 15440, 17488, 21860, 43720, 87440, 210949, 421898, 843796, 1054745, 1687592, 2109490, 3375184, 4218980, 8437960, 16875920]

約数ペア:

[(1, 16875920), (2, 8437960), (4, 4218980), (5, 3375184), (8, 2109490), (10, 1687592), (16, 1054745), (20, 843796), (40, 421898), (80, 210949), (193, 87440), (386, 43720), (772, 21860), (965, 17488), (1093, 15440), (1544, 10930), (1930, 8744), (2186, 7720), (3088, 5465), (3860, 4372)]