47680420

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{64433}}^1$

素因数の和:64479

約数の個数: 24

約数和(自身を含む): 102836664

約数和(自身を除く): 55156244

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 185, 370, 740, 64433, 128866, 257732, 322165, 644330, 1288660, 2384021, 4768042, 9536084, 11920105, 23840210, 47680420]

約数ペア:

[(1, 47680420), (2, 23840210), (4, 11920105), (5, 9536084), (10, 4768042), (20, 2384021), (37, 1288660), (74, 644330), (148, 322165), (185, 257732), (370, 128866), (740, 64433)]