2999780

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{3061}}^1$

素因数の和:3084

約数の個数: 36

約数和(自身を含む): 7330428

約数和(自身を除く): 4330648

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 3061, 6122, 12244, 15305, 21427, 30610, 42854, 61220, 85708, 107135, 149989, 214270, 299978, 428540, 599956, 749945, 1499890, 2999780]

約数ペア:

[(1, 2999780), (2, 1499890), (4, 749945), (5, 599956), (7, 428540), (10, 299978), (14, 214270), (20, 149989), (28, 107135), (35, 85708), (49, 61220), (70, 42854), (98, 30610), (140, 21427), (196, 15305), (245, 12244), (490, 6122), (980, 3061)]