28982180

素因数分解:

$2^2\times 5^1\times {\mathrm{1151}}^1\times {\mathrm{1259}}^1$

素因数の和:2419

約数の個数: 24

約数和(自身を含む): 60963840

約数和(自身を除く): 31981660

約数列:

[1, 2, 4, 5, 10, 20, 1151, 1259, 2302, 2518, 4604, 5036, 5755, 6295, 11510, 12590, 23020, 25180, 1449109, 2898218, 5796436, 7245545, 14491090, 28982180]

約数ペア:

[(1, 28982180), (2, 14491090), (4, 7245545), (5, 5796436), (10, 2898218), (20, 1449109), (1151, 25180), (1259, 23020), (2302, 12590), (2518, 11510), (4604, 6295), (5036, 5755)]