9354220

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{149}}^1$

素因数の和:274

約数の個数: 48

約数和(自身を含む): 20512800

約数和(自身を除く): 11158580

約数列:

[1, 2, 4, 5, 10, 20, 43, 73, 86, 146, 149, 172, 215, 292, 298, 365, 430, 596, 730, 745, 860, 1460, 1490, 2980, 3139, 6278, 6407, 10877, 12556, 12814, 15695, 21754, 25628, 31390, 32035, 43508, 54385, 62780, 64070, 108770, 128140, 217540, 467711, 935422, 1870844, 2338555, 4677110, 9354220]

約数ペア:

[(1, 9354220), (2, 4677110), (4, 2338555), (5, 1870844), (10, 935422), (20, 467711), (43, 217540), (73, 128140), (86, 108770), (146, 64070), (149, 62780), (172, 54385), (215, 43508), (292, 32035), (298, 31390), (365, 25628), (430, 21754), (596, 15695), (730, 12814), (745, 12556), (860, 10877), (1460, 6407), (1490, 6278), (2980, 3139)]