74388140

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{34123}}^1$

素因数の和:34241

約数の個数: 24

約数和(自身を含む): 157652880

約数和(自身を除く): 83264740

約数列:

[1, 2, 4, 5, 10, 20, 109, 218, 436, 545, 1090, 2180, 34123, 68246, 136492, 170615, 341230, 682460, 3719407, 7438814, 14877628, 18597035, 37194070, 74388140]

約数ペア:

[(1, 74388140), (2, 37194070), (4, 18597035), (5, 14877628), (10, 7438814), (20, 3719407), (109, 682460), (218, 341230), (436, 170615), (545, 136492), (1090, 68246), (2180, 34123)]