20255940

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{37511}}^1$

素因数の和:37529

約数の個数: 48

約数和(自身を含む): 63020160

約数和(自身を除く): 42764220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 37511, 75022, 112533, 150044, 187555, 225066, 337599, 375110, 450132, 562665, 675198, 750220, 1012797, 1125330, 1350396, 1687995, 2025594, 2250660, 3375990, 4051188, 5063985, 6751980, 10127970, 20255940]

約数ペア:

[(1, 20255940), (2, 10127970), (3, 6751980), (4, 5063985), (5, 4051188), (6, 3375990), (9, 2250660), (10, 2025594), (12, 1687995), (15, 1350396), (18, 1125330), (20, 1012797), (27, 750220), (30, 675198), (36, 562665), (45, 450132), (54, 375110), (60, 337599), (90, 225066), (108, 187555), (135, 150044), (180, 112533), (270, 75022), (540, 37511)]