106572920

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{61961}}^1$

素因数の和:62015

約数の個数: 32

約数和(自身を含む): 245369520

約数和(自身を除く): 138796600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 61961, 123922, 247844, 309805, 495688, 619610, 1239220, 2478440, 2664323, 5328646, 10657292, 13321615, 21314584, 26643230, 53286460, 106572920]

約数ペア:

[(1, 106572920), (2, 53286460), (4, 26643230), (5, 21314584), (8, 13321615), (10, 10657292), (20, 5328646), (40, 2664323), (43, 2478440), (86, 1239220), (172, 619610), (215, 495688), (344, 309805), (430, 247844), (860, 123922), (1720, 61961)]