28337840

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{15401}}^1$

素因数の和:15437

約数の個数: 40

約数和(自身を含む): 68754528

約数和(自身を除く): 40416688

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 184, 230, 368, 460, 920, 1840, 15401, 30802, 61604, 77005, 123208, 154010, 246416, 308020, 354223, 616040, 708446, 1232080, 1416892, 1771115, 2833784, 3542230, 5667568, 7084460, 14168920, 28337840]

約数ペア:

[(1, 28337840), (2, 14168920), (4, 7084460), (5, 5667568), (8, 3542230), (10, 2833784), (16, 1771115), (20, 1416892), (23, 1232080), (40, 708446), (46, 616040), (80, 354223), (92, 308020), (115, 246416), (184, 154010), (230, 123208), (368, 77005), (460, 61604), (920, 30802), (1840, 15401)]