54617780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{20533}}^1$

素因数の和:20568

約数の個数: 48

約数和(自身を含む): 137988480

約数和(自身を除く): 83370700

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 380, 532, 665, 1330, 2660, 20533, 41066, 82132, 102665, 143731, 205330, 287462, 390127, 410660, 574924, 718655, 780254, 1437310, 1560508, 1950635, 2730889, 2874620, 3901270, 5461778, 7802540, 10923556, 13654445, 27308890, 54617780]

約数ペア:

[(1, 54617780), (2, 27308890), (4, 13654445), (5, 10923556), (7, 7802540), (10, 5461778), (14, 3901270), (19, 2874620), (20, 2730889), (28, 1950635), (35, 1560508), (38, 1437310), (70, 780254), (76, 718655), (95, 574924), (133, 410660), (140, 390127), (190, 287462), (266, 205330), (380, 143731), (532, 102665), (665, 82132), (1330, 41066), (2660, 20533)]