54459020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{35363}}^1$

素因数の和:35390

約数の個数: 48

約数和(自身を含む): 142587648

約数和(自身を除く): 88128628

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 35363, 70726, 141452, 176815, 247541, 353630, 388993, 495082, 707260, 777986, 990164, 1237705, 1555972, 1944965, 2475410, 2722951, 3889930, 4950820, 5445902, 7779860, 10891804, 13614755, 27229510, 54459020]

約数ペア:

[(1, 54459020), (2, 27229510), (4, 13614755), (5, 10891804), (7, 7779860), (10, 5445902), (11, 4950820), (14, 3889930), (20, 2722951), (22, 2475410), (28, 1944965), (35, 1555972), (44, 1237705), (55, 990164), (70, 777986), (77, 707260), (110, 495082), (140, 388993), (154, 353630), (220, 247541), (308, 176815), (385, 141452), (770, 70726), (1540, 35363)]