870847180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{144659}}^1$

素因数の和:144718

約数の個数: 48

約数和(自身を含む): 2138653440

約数和(自身を除く): 1267806260

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 43, 70, 86, 140, 172, 215, 301, 430, 602, 860, 1204, 1505, 3010, 6020, 144659, 289318, 578636, 723295, 1012613, 1446590, 2025226, 2893180, 4050452, 5063065, 6220337, 10126130, 12440674, 20252260, 24881348, 31101685, 43542359, 62203370, 87084718, 124406740, 174169436, 217711795, 435423590, 870847180]

約数ペア:

[(1, 870847180), (2, 435423590), (4, 217711795), (5, 174169436), (7, 124406740), (10, 87084718), (14, 62203370), (20, 43542359), (28, 31101685), (35, 24881348), (43, 20252260), (70, 12440674), (86, 10126130), (140, 6220337), (172, 5063065), (215, 4050452), (301, 2893180), (430, 2025226), (602, 1446590), (860, 1012613), (1204, 723295), (1505, 578636), (3010, 289318), (6020, 144659)]