15440840

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{10433}}^1$

素因数の和:10481

約数の個数: 32

約数和(自身を含む): 35684280

約数和(自身を除く): 20243440

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 148, 185, 296, 370, 740, 1480, 10433, 20866, 41732, 52165, 83464, 104330, 208660, 386021, 417320, 772042, 1544084, 1930105, 3088168, 3860210, 7720420, 15440840]

約数ペア:

[(1, 15440840), (2, 7720420), (4, 3860210), (5, 3088168), (8, 1930105), (10, 1544084), (20, 772042), (37, 417320), (40, 386021), (74, 208660), (148, 104330), (185, 83464), (296, 52165), (370, 41732), (740, 20866), (1480, 10433)]