6919220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{4493}}^1$

素因数の和:4520

約数の個数: 48

約数和(自身を含む): 18119808

約数和(自身を除く): 11200588

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, 4493, 8986, 17972, 22465, 31451, 44930, 49423, 62902, 89860, 98846, 125804, 157255, 197692, 247115, 314510, 345961, 494230, 629020, 691922, 988460, 1383844, 1729805, 3459610, 6919220]

約数ペア:

[(1, 6919220), (2, 3459610), (4, 1729805), (5, 1383844), (7, 988460), (10, 691922), (11, 629020), (14, 494230), (20, 345961), (22, 314510), (28, 247115), (35, 197692), (44, 157255), (55, 125804), (70, 98846), (77, 89860), (110, 62902), (140, 49423), (154, 44930), (220, 31451), (308, 22465), (385, 17972), (770, 8986), (1540, 4493)]