16412720

素因数分解:

$2^4\times 5^1\times {\mathrm{193}}^1\times {\mathrm{1063}}^1$

素因数の和:1269

約数の個数: 40

約数和(自身を含む): 38393376

約数和(自身を除く): 21980656

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 193, 386, 772, 965, 1063, 1544, 1930, 2126, 3088, 3860, 4252, 5315, 7720, 8504, 10630, 15440, 17008, 21260, 42520, 85040, 205159, 410318, 820636, 1025795, 1641272, 2051590, 3282544, 4103180, 8206360, 16412720]

約数ペア:

[(1, 16412720), (2, 8206360), (4, 4103180), (5, 3282544), (8, 2051590), (10, 1641272), (16, 1025795), (20, 820636), (40, 410318), (80, 205159), (193, 85040), (386, 42520), (772, 21260), (965, 17008), (1063, 15440), (1544, 10630), (1930, 8504), (2126, 7720), (3088, 5315), (3860, 4252)]