2008260040

素因数分解:

$2^3\times 5^1\times {\mathrm{577}}^1\times {\mathrm{87013}}^1$

素因数の和:87601

約数の個数: 32

約数和(自身を含む): 4526468280

約数和(自身を除く): 2518208240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 577, 1154, 2308, 2885, 4616, 5770, 11540, 23080, 87013, 174026, 348052, 435065, 696104, 870130, 1740260, 3480520, 50206501, 100413002, 200826004, 251032505, 401652008, 502065010, 1004130020, 2008260040]

約数ペア:

[(1, 2008260040), (2, 1004130020), (4, 502065010), (5, 401652008), (8, 251032505), (10, 200826004), (20, 100413002), (40, 50206501), (577, 3480520), (1154, 1740260), (2308, 870130), (2885, 696104), (4616, 435065), (5770, 348052), (11540, 174026), (23080, 87013)]