274263460

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{318911}}^1$

素因数の和:318963

約数の個数: 24

約数和(自身を含む): 589349376

約数和(自身を除く): 315085916

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 318911, 637822, 1275644, 1594555, 3189110, 6378220, 13713173, 27426346, 54852692, 68565865, 137131730, 274263460]

約数ペア:

[(1, 274263460), (2, 137131730), (4, 68565865), (5, 54852692), (10, 27426346), (20, 13713173), (43, 6378220), (86, 3189110), (172, 1594555), (215, 1275644), (430, 637822), (860, 318911)]