2078659970

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{80537}}^1$

素因数の和:80662

約数の個数: 32

約数和(自身を含む): 3914146800

約数和(自身を除く): 1835486830

約数列:

[1, 2, 5, 10, 29, 58, 89, 145, 178, 290, 445, 890, 2581, 5162, 12905, 25810, 80537, 161074, 402685, 805370, 2335573, 4671146, 7167793, 11677865, 14335586, 23355730, 35838965, 71677930, 207865997, 415731994, 1039329985, 2078659970]

約数ペア:

[(1, 2078659970), (2, 1039329985), (5, 415731994), (10, 207865997), (29, 71677930), (58, 35838965), (89, 23355730), (145, 14335586), (178, 11677865), (290, 7167793), (445, 4671146), (890, 2335573), (2581, 805370), (5162, 402685), (12905, 161074), (25810, 80537)]