2861180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{191}}^1$

素因数の和:314

約数の個数: 48

約数和(自身を含む): 6967296

約数和(自身を除く): 4106116

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 107, 140, 191, 214, 382, 428, 535, 749, 764, 955, 1070, 1337, 1498, 1910, 2140, 2674, 2996, 3745, 3820, 5348, 6685, 7490, 13370, 14980, 20437, 26740, 40874, 81748, 102185, 143059, 204370, 286118, 408740, 572236, 715295, 1430590, 2861180]

約数ペア:

[(1, 2861180), (2, 1430590), (4, 715295), (5, 572236), (7, 408740), (10, 286118), (14, 204370), (20, 143059), (28, 102185), (35, 81748), (70, 40874), (107, 26740), (140, 20437), (191, 14980), (214, 13370), (382, 7490), (428, 6685), (535, 5348), (749, 3820), (764, 3745), (955, 2996), (1070, 2674), (1337, 2140), (1498, 1910)]