13649020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{8863}}^1$

素因数の和:8890

約数の個数: 48

約数和(自身を含む): 35739648

約数和(自身を除く): 22090628

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, 8863, 17726, 35452, 44315, 62041, 88630, 97493, 124082, 177260, 194986, 248164, 310205, 389972, 487465, 620410, 682451, 974930, 1240820, 1364902, 1949860, 2729804, 3412255, 6824510, 13649020]

約数ペア:

[(1, 13649020), (2, 6824510), (4, 3412255), (5, 2729804), (7, 1949860), (10, 1364902), (11, 1240820), (14, 974930), (20, 682451), (22, 620410), (28, 487465), (35, 389972), (44, 310205), (55, 248164), (70, 194986), (77, 177260), (110, 124082), (140, 97493), (154, 88630), (220, 62041), (308, 44315), (385, 35452), (770, 17726), (1540, 8863)]