4151440

素因数分解:

$2^4\times 5^1\times {\mathrm{51893}}^1$

素因数の和:51906

約数の個数: 20

約数和(自身を含む): 9652284

約数和(自身を除く): 5500844

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 51893, 103786, 207572, 259465, 415144, 518930, 830288, 1037860, 2075720, 4151440]

約数ペア:

[(1, 4151440), (2, 2075720), (4, 1037860), (5, 830288), (8, 518930), (10, 415144), (16, 259465), (20, 207572), (40, 103786), (80, 51893)]