67656820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{43933}}^1$

素因数の和:43960

約数の個数: 48

約数和(自身を含む): 177141888

約数和(自身を除く): 109485068

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, 43933, 87866, 175732, 219665, 307531, 439330, 483263, 615062, 878660, 966526, 1230124, 1537655, 1933052, 2416315, 3075310, 3382841, 4832630, 6150620, 6765682, 9665260, 13531364, 16914205, 33828410, 67656820]

約数ペア:

[(1, 67656820), (2, 33828410), (4, 16914205), (5, 13531364), (7, 9665260), (10, 6765682), (11, 6150620), (14, 4832630), (20, 3382841), (22, 3075310), (28, 2416315), (35, 1933052), (44, 1537655), (55, 1230124), (70, 966526), (77, 878660), (110, 615062), (140, 483263), (154, 439330), (220, 307531), (308, 219665), (385, 175732), (770, 87866), (1540, 43933)]