8900220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{21191}}^1$

素因数の和:21210

約数の個数: 48

約数和(自身を含む): 28482048

約数和(自身を除く): 19581828

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 21191, 42382, 63573, 84764, 105955, 127146, 148337, 211910, 254292, 296674, 317865, 423820, 445011, 593348, 635730, 741685, 890022, 1271460, 1483370, 1780044, 2225055, 2966740, 4450110, 8900220]

約数ペア:

[(1, 8900220), (2, 4450110), (3, 2966740), (4, 2225055), (5, 1780044), (6, 1483370), (7, 1271460), (10, 890022), (12, 741685), (14, 635730), (15, 593348), (20, 445011), (21, 423820), (28, 317865), (30, 296674), (35, 254292), (42, 211910), (60, 148337), (70, 127146), (84, 105955), (105, 84764), (140, 63573), (210, 42382), (420, 21191)]