142737320

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{324403}}^1$

素因数の和:324425

約数の個数: 32

約数和(自身を含む): 350356320

約数和(自身を除く): 207619000

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 324403, 648806, 1297612, 1622015, 2595224, 3244030, 3568433, 6488060, 7136866, 12976120, 14273732, 17842165, 28547464, 35684330, 71368660, 142737320]

約数ペア:

[(1, 142737320), (2, 71368660), (4, 35684330), (5, 28547464), (8, 17842165), (10, 14273732), (11, 12976120), (20, 7136866), (22, 6488060), (40, 3568433), (44, 3244030), (55, 2595224), (88, 1622015), (110, 1297612), (220, 648806), (440, 324403)]