275334520

素因数分解:

$2^3\times 5^1\times {\mathrm{311}}^1\times {\mathrm{22133}}^1$

素因数の和:22455

約数の個数: 32

約数和(自身を含む): 621522720

約数和(自身を除く): 346188200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 311, 622, 1244, 1555, 2488, 3110, 6220, 12440, 22133, 44266, 88532, 110665, 177064, 221330, 442660, 885320, 6883363, 13766726, 27533452, 34416815, 55066904, 68833630, 137667260, 275334520]

約数ペア:

[(1, 275334520), (2, 137667260), (4, 68833630), (5, 55066904), (8, 34416815), (10, 27533452), (20, 13766726), (40, 6883363), (311, 885320), (622, 442660), (1244, 221330), (1555, 177064), (2488, 110665), (3110, 88532), (6220, 44266), (12440, 22133)]