8768589040

素因数分解:

$2^4\times 5^1\times {\mathrm{389}}^1\times {\mathrm{281767}}^1$

素因数の和:282169

約数の個数: 40

約数和(自身を含む): 20439450720

約数和(自身を除く): 11670861680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 389, 778, 1556, 1945, 3112, 3890, 6224, 7780, 15560, 31120, 281767, 563534, 1127068, 1408835, 2254136, 2817670, 4508272, 5635340, 11270680, 22541360, 109607363, 219214726, 438429452, 548036815, 876858904, 1096073630, 1753717808, 2192147260, 4384294520, 8768589040]

約数ペア:

[(1, 8768589040), (2, 4384294520), (4, 2192147260), (5, 1753717808), (8, 1096073630), (10, 876858904), (16, 548036815), (20, 438429452), (40, 219214726), (80, 109607363), (389, 22541360), (778, 11270680), (1556, 5635340), (1945, 4508272), (3112, 2817670), (3890, 2254136), (6224, 1408835), (7780, 1127068), (15560, 563534), (31120, 281767)]