16779920

素因数分解:

$2^4\times 5^1\times {\mathrm{349}}^1\times {\mathrm{601}}^1$

素因数の和:963

約数の個数: 40

約数和(自身を含む): 39190200

約数和(自身を除く): 22410280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 349, 601, 698, 1202, 1396, 1745, 2404, 2792, 3005, 3490, 4808, 5584, 6010, 6980, 9616, 12020, 13960, 24040, 27920, 48080, 209749, 419498, 838996, 1048745, 1677992, 2097490, 3355984, 4194980, 8389960, 16779920]

約数ペア:

[(1, 16779920), (2, 8389960), (4, 4194980), (5, 3355984), (8, 2097490), (10, 1677992), (16, 1048745), (20, 838996), (40, 419498), (80, 209749), (349, 48080), (601, 27920), (698, 24040), (1202, 13960), (1396, 12020), (1745, 9616), (2404, 6980), (2792, 6010), (3005, 5584), (3490, 4808)]